Contract 0x27e611fd27b276acbd5ffd632e5eaebec9761e40 4

 
Txn Hash Method
Block
From
To
Value [Txn Fee]
0xd92ec7a7529cc39cbe756e1e8211b72c10ce17d2c4b245a19caaea825264bbdeExchange552461032023-02-07 7:23:344 hrs 51 mins ago0x39ea1a9f8caa308ebb3f9da4829f1fff7b74b72c IN  Curve.fi: 2Pool Pool0 FTM0.004630740251
0x8954a04be6d06248e163029aa3de3cafba2707d1dabfd670ae2b8fa64a9bd9fdExchange552458632023-02-07 7:17:424 hrs 56 mins ago0x39ea1a9f8caa308ebb3f9da4829f1fff7b74b72c IN  Curve.fi: 2Pool Pool0 FTM0.004721746149
0x59d55b92eb4309f8c13e7f3b4781772388b1c9a1d494b1178ec7e3822e7be48cRemove_liquidity...551628482023-02-05 21:03:531 day 15 hrs ago0xe0d0a6f70f13db9193a815793242c98c3092a932 IN  Curve.fi: 2Pool Pool0 FTM0.02448
0x3c1ab0c03d8b4ddb6e6152cf6f2f8832cee86b9c3402f1226f13e2207d2ab970Approve551350252023-02-05 12:35:251 day 23 hrs ago0xa238819a0cca2deab598724f172810e9ebd052c7 IN  Curve.fi: 2Pool Pool0 FTM0.001856902828
0x45d55261e0d47259c5fae14604c1c7a59dde3389ebdaad2decff522fc547405bExchange551105112023-02-05 4:24:162 days 7 hrs ago0x7fa95d99804fe5a46a42be0dce279b850e1cd6ba IN  Curve.fi: 2Pool Pool0 FTM0.219976513557
0x16a38549a252bbbfbb52e151cc6cc9cae0c55d5669a88fd3727449580222affaExchange550988202023-02-05 0:36:572 days 11 hrs ago0xfe8b0a34eb1dd49d32fda98a8e0b6a69c765ea8f IN  Curve.fi: 2Pool Pool0 FTM0.01088685593
0xde04094ff3e7c29f98f268894655fa831238407f10bb2aeff1d06093f4807813Remove_liquidity...550782462023-02-04 18:22:332 days 17 hrs ago0x7cd89748411cd0b8d27d319869d8fa974df04754 IN  Curve.fi: 2Pool Pool0 FTM0.015772677125
0x71a99f865eed5a9b037192c261308c3940cea576d465759a6602593db72f667dApprove550778782023-02-04 18:16:122 days 17 hrs ago0x7cd89748411cd0b8d27d319869d8fa974df04754 IN  Curve.fi: 2Pool Pool0 FTM0.006593530175
0x9a2416ad313a3b13a6887f11f3ab24d0864a4924c95a5ed62409626f1ad3a139Add_liquidity550778252023-02-04 18:15:162 days 17 hrs ago0x7cd89748411cd0b8d27d319869d8fa974df04754 IN  Curve.fi: 2Pool Pool0 FTM0.016797590702
0xaaa90782d93ce219e3bbe08c1a8e85bb73ccfceed8bd4f173b67d5074585e4eeApprove550637332023-02-04 14:00:252 days 22 hrs ago0xd93a9eb15116dec0873a9000926c1bb9411933e6 IN  Curve.fi: 2Pool Pool0 FTM0.006082244388
0xa7b3d6d7850dea85730713daaeb9a818501ee0ceab2f96b19cf2e15802fa07cfAdd_liquidity550637122023-02-04 13:59:502 days 22 hrs ago0xd93a9eb15116dec0873a9000926c1bb9411933e6 IN  Curve.fi: 2Pool Pool0 FTM0.02282724029
0xefbd9e33da26c083a859531f9210a6cd4e938a75b7a9fe11918d2c59ed896356Approve550414782023-02-04 6:32:443 days 5 hrs ago0x2854ef5399ff9776cc358065c9af9d9f9b382351 IN  Curve.fi: 2Pool Pool0 FTM0.006581648768
0x31470d59fcd3e5faf4a2089a3ec98e4fb00c6133cb5dbc608578b6b56805b435Add_liquidity550414672023-02-04 6:32:303 days 5 hrs ago0x2854ef5399ff9776cc358065c9af9d9f9b382351 IN  Curve.fi: 2Pool Pool0 FTM0.021333890246
0x1df9c21d35951d54b97b4f8814204b91a72a0ba75f3f4974197236e87d5983a4Approve550389262023-02-04 5:38:163 days 6 hrs ago0x407691b4f59772ec2b27ebd21d2e36b6045e19d6 IN  Curve.fi: 2Pool Pool0 FTM0.006328095191
0x7b23549d51bdb766aaf30419ee2dd47762813420a3467f4f9af9e43fa443656bAdd_liquidity550389102023-02-04 5:38:003 days 6 hrs ago0x407691b4f59772ec2b27ebd21d2e36b6045e19d6 IN  Curve.fi: 2Pool Pool0 FTM0.020517082941
0xc2bd037fb52214460de7af055c0172cd084fb02922049f1df9b543bb29aa453dApprove550387472023-02-04 5:34:423 days 6 hrs ago0xbe26f4e305f7e11188d2cdd4d6834c70f167d81b IN  Curve.fi: 2Pool Pool0 FTM0.006267231892
0xdb953b4f08772180c97cd2efd257db4e18a5103eb1fcbde9d94cff1f44be9beeAdd_liquidity550387262023-02-04 5:34:213 days 6 hrs ago0xbe26f4e305f7e11188d2cdd4d6834c70f167d81b IN  Curve.fi: 2Pool Pool0 FTM0.020319750677
0x5d608fa81be958a5d400687ff28ddc9548f5239f0e3364c99657c9222e81c85fRemove_liquidity...550215612023-02-03 23:32:143 days 12 hrs ago0x333c4571ad7845ef74b5a3782e30664b8443d360 IN  Curve.fi: 2Pool Pool0 FTM0.022178202907
0xf3fba79ad1fea2f1d61467f2b4f22cc2a00cfbcf9b5094e9a242b584fd62b413Exchange550010062023-02-03 16:27:023 days 19 hrs ago0x2f87ec43fccc971c9f179b147eeb6aca495f353d IN  Curve.fi: 2Pool Pool0 FTM0.071948190852
0xa5325c3bf0e85baa3a1423f067ba7c9077caac8a41c1449601c4060ff8339c80Exchange549720242023-02-03 7:08:304 days 5 hrs ago0x50acbfd7d14fa64e9bdf80d3f18f65bf5d35ec3f IN  Curve.fi: 2Pool Pool0 FTM0.014304078952
0xc2f102c4a17203f90d85957162af3e4699a2117ca53042ac7c0b0f53d57e8bb9Exchange549064312023-02-02 9:21:505 days 2 hrs ago0xfcc80362d7a3f49d38f11312329283645f8c1c88 IN  Curve.fi: 2Pool Pool0 FTM0.00924791056
0xe6486288f58a02c08a6ddee923e982c3c1edd65480fb9f9e38d654f4f4a47c33Approve548934972023-02-02 4:58:545 days 7 hrs ago0x82bd092e9937ba866fca9ab41d4b13d4fd639ece IN  Curve.fi: 2Pool Pool0 FTM0.005897737922
0x14068efe25508001691e6ed75f8d0a145a1bc982ab3c11ab6337a6e9af4a5c18Add_liquidity548934442023-02-02 4:57:525 days 7 hrs ago0x82bd092e9937ba866fca9ab41d4b13d4fd639ece IN  Curve.fi: 2Pool Pool0 FTM0.0174985814
0x699ac4158f9c3f416e57eb08b9e18a741ab326fb7183fa647539975c0803e8e4Remove_liquidity...548770002023-02-01 23:19:065 days 12 hrs ago0x65a6baef398cd44ee4c6cab1daf54c7bba6d61dc IN  Curve.fi: 2Pool Pool0 FTM0.015144601826
0xf8045c12b63344fad016aa33cd1c41bc7546d7700943a082bdca5a54d537cd42Exchange548469532023-02-01 12:54:485 days 23 hrs ago0xde5e627e595ddb1065a936b1ec624c89b21d85aa IN  Curve.fi: 2Pool Pool0 FTM0.007778650665
[ Download CSV Export 

OVERVIEW

Curve is an exchange liquidity pool on Ethereum (like Uniswap) designed for (1) extremely efficient stablecoin trading (2) low risk, supplemental fee income for liquidity providers, without an opportunity cost.

Latest 1 internal transaction
Parent Txn Hash Block From To Value
0xdd432d932cdd32bc56383034da821139d99f7048e869aa776e047e3fea2403f623209092021-02-20 18:18:52716 days 17 hrs ago Fantom: Deployer  Contract Creation0 FTM
[ Download CSV Export 
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
Vyper_contract

Compiler Version
vyper:0.2.7

Optimization Enabled:
N/A

Other Settings:
None license

Contract Source Code (Vyper language format)

# @version ^0.2.7
"""
@title StableSwap
@author Curve.Fi
@license Copyright (c) Curve.Fi, 2020 - all rights reserved
@notice Minimal pool implementation with no lending
@dev 3pool implementation on Fantom
"""

interface ERC20:
    def transfer(_receiver: address, _amount: uint256): nonpayable
    def transferFrom(_sender: address, _receiver: address, _amount: uint256): nonpayable
    def approve(_spender: address, _amount: uint256): nonpayable
    def balanceOf(_owner: address) -> uint256: view


interface CurveToken:
    def totalSupply() -> uint256: view
    def mint(_to: address, _value: uint256) -> bool: nonpayable
    def burnFrom(_to: address, _value: uint256) -> bool: nonpayable


# Events
event Transfer:
    sender: indexed(address)
    receiver: indexed(address)
    value: uint256

event Approval:
    owner: indexed(address)
    spender: indexed(address)
    value: uint256

event TokenExchange:
    buyer: indexed(address)
    sold_id: int128
    tokens_sold: uint256
    bought_id: int128
    tokens_bought: uint256

event AddLiquidity:
    provider: indexed(address)
    token_amounts: uint256[N_COINS]
    fees: uint256[N_COINS]
    invariant: uint256
    token_supply: uint256

event RemoveLiquidity:
    provider: indexed(address)
    token_amounts: uint256[N_COINS]
    fees: uint256[N_COINS]
    token_supply: uint256

event RemoveLiquidityOne:
    provider: indexed(address)
    token_amount: uint256
    coin_amount: uint256
    token_supply: uint256

event RemoveLiquidityImbalance:
    provider: indexed(address)
    token_amounts: uint256[N_COINS]
    fees: uint256[N_COINS]
    invariant: uint256
    token_supply: uint256

event CommitNewAdmin:
    deadline: indexed(uint256)
    admin: indexed(address)

event NewAdmin:
    admin: indexed(address)

event CommitNewFee:
    deadline: indexed(uint256)
    fee: uint256
    admin_fee: uint256

event NewFee:
    fee: uint256
    admin_fee: uint256

event RampA:
    old_A: uint256
    new_A: uint256
    initial_time: uint256
    future_time: uint256

event StopRampA:
    A: uint256
    t: uint256


# These constants must be set prior to compiling
N_COINS: constant(int128) = 2
PRECISION_MUL: constant(uint256[N_COINS]) = [1, 1000000000000]
RATES: constant(uint256[N_COINS]) = [1000000000000000000, 1000000000000000000000000000000]

# fixed constants
FEE_DENOMINATOR: constant(uint256) = 10 ** 10
PRECISION: constant(uint256) = 10 ** 18  # The precision to convert to

MAX_ADMIN_FEE: constant(uint256) = 10 * 10 ** 9
MAX_FEE: constant(uint256) = 5 * 10 ** 9
MAX_A: constant(uint256) = 10 ** 6
MAX_A_CHANGE: constant(uint256) = 10

ADMIN_ACTIONS_DELAY: constant(uint256) = 3 * 86400
MIN_RAMP_TIME: constant(uint256) = 86400

coins: public(address[N_COINS])
balances: public(uint256[N_COINS])
fee: public(uint256)  # fee * 1e10
admin_fee: public(uint256)  # admin_fee * 1e10

owner: public(address)

A_PRECISION: constant(uint256) = 100
initial_A: public(uint256)
future_A: public(uint256)
initial_A_time: public(uint256)
future_A_time: public(uint256)

admin_actions_deadline: public(uint256)
transfer_ownership_deadline: public(uint256)
future_fee: public(uint256)
future_admin_fee: public(uint256)
future_owner: public(address)

is_killed: bool
kill_deadline: uint256
KILL_DEADLINE_DT: constant(uint256) = 2 * 30 * 86400

name: public(String[64])
symbol: public(String[32])

balanceOf: public(HashMap[address, uint256])
allowance: public(HashMap[address, HashMap[address, uint256]])
totalSupply: public(uint256)

@external
def __init__(
    _name: String[32],
    _symbol: String[10],
    _owner: address,
    _coins: address[N_COINS],
    _A: uint256,
    _fee: uint256,
    _admin_fee: uint256
):
    """
    @notice Contract constructor
    @param _name Name of the new pool
    @param _symbol Token symbol
    @param _owner Contract owner address
    @param _coins Addresses of ERC20 conracts of coins
    @param _A Amplification coefficient multiplied by n * (n - 1)
    @param _fee Fee to charge for exchanges
    @param _admin_fee Admin fee
    """
    for i in range(N_COINS):
        assert _coins[i] != ZERO_ADDRESS
    self.coins = _coins
    self.initial_A = _A * A_PRECISION
    self.future_A = _A * A_PRECISION
    self.fee = _fee
    self.admin_fee = _admin_fee
    self.owner = _owner
    self.kill_deadline = block.timestamp + KILL_DEADLINE_DT

    self.name = _name
    self.symbol = _symbol

    # fire a transfer event so block explorers identify the contract as an ERC20
    log Transfer(ZERO_ADDRESS, self, 0)

### ERC20 Functionality ###

@view
@external
def decimals() -> uint256:
    """
    @notice Get the number of decimals for this token
    @dev Implemented as a view method to reduce gas costs
    @return uint256 decimal places
    """
    return 18


@external
def transfer(_to : address, _value : uint256) -> bool:
    """
    @dev Transfer token for a specified address
    @param _to The address to transfer to.
    @param _value The amount to be transferred.
    """
    # NOTE: vyper does not allow underflows
    #       so the following subtraction would revert on insufficient balance
    self.balanceOf[msg.sender] -= _value
    self.balanceOf[_to] += _value

    log Transfer(msg.sender, _to, _value)
    return True


@external
def transferFrom(_from : address, _to : address, _value : uint256) -> bool:
    """
     @dev Transfer tokens from one address to another.
     @param _from address The address which you want to send tokens from
     @param _to address The address which you want to transfer to
     @param _value uint256 the amount of tokens to be transferred
    """
    self.balanceOf[_from] -= _value
    self.balanceOf[_to] += _value

    _allowance: uint256 = self.allowance[_from][msg.sender]
    if _allowance != MAX_UINT256:
        self.allowance[_from][msg.sender] = _allowance - _value

    log Transfer(_from, _to, _value)
    return True


@external
def approve(_spender : address, _value : uint256) -> bool:
    """
    @notice Approve the passed address to transfer the specified amount of
            tokens on behalf of msg.sender
    @dev Beware that changing an allowance via this method brings the risk that
         someone may use both the old and new allowance by unfortunate transaction
         ordering: https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
    @param _spender The address which will transfer the funds
    @param _value The amount of tokens that may be transferred
    @return bool success
    """
    self.allowance[msg.sender][_spender] = _value

    log Approval(msg.sender, _spender, _value)
    return True


@view
@internal
def _A() -> uint256:
    """
    Handle ramping A up or down
    """
    t1: uint256 = self.future_A_time
    A1: uint256 = self.future_A

    if block.timestamp < t1:
        A0: uint256 = self.initial_A
        t0: uint256 = self.initial_A_time
        # Expressions in uint256 cannot have negative numbers, thus "if"
        if A1 > A0:
            return A0 + (A1 - A0) * (block.timestamp - t0) / (t1 - t0)
        else:
            return A0 - (A0 - A1) * (block.timestamp - t0) / (t1 - t0)

    else:  # when t1 == 0 or block.timestamp >= t1
        return A1


@view
@external
def A() -> uint256:
    return self._A() / A_PRECISION


@view
@external
def A_precise() -> uint256:
    return self._A()


@view
@internal
def _xp_sstore() -> uint256[N_COINS]:
    result: uint256[N_COINS] = RATES
    for i in range(N_COINS):
        result[i] = result[i] * self.balances[i] / PRECISION
    return result


@pure
@internal
def _xp_mem(_balances: uint256[N_COINS]) -> uint256[N_COINS]:
    result: uint256[N_COINS] = RATES
    for i in range(N_COINS):
        result[i] = result[i] * _balances[i] / PRECISION
    return result


@pure
@internal
def _get_D(_xp: uint256[N_COINS], _amp: uint256) -> uint256:
    """
    D invariant calculation in non-overflowing integer operations
    iteratively

    A * sum(x_i) * n**n + D = A * D * n**n + D**(n+1) / (n**n * prod(x_i))

    Converging solution:
    D[j+1] = (A * n**n * sum(x_i) - D[j]**(n+1) / (n**n prod(x_i))) / (A * n**n - 1)
    """
    S: uint256 = 0
    Dprev: uint256 = 0

    for _x in _xp:
        S += _x
    if S == 0:
        return 0

    D: uint256 = S
    Ann: uint256 = _amp * N_COINS
    for _i in range(255):
        D_P: uint256 = D
        for _x in _xp:
            D_P = D_P * D / (_x * N_COINS)  # If division by 0, this will be borked: only withdrawal will work. And that is good
        Dprev = D
        D = (Ann * S / A_PRECISION + D_P * N_COINS) * D / ((Ann - A_PRECISION) * D / A_PRECISION + (N_COINS + 1) * D_P)
        # Equality with the precision of 1
        if D > Dprev:
            if D - Dprev <= 1:
                return D
        else:
            if Dprev - D <= 1:
                return D
    # convergence typically occurs in 4 rounds or less, this should be unreachable!
    # if it does happen the pool is borked and LPs can withdraw via `remove_liquidity`
    raise


@view
@internal
def _get_D_mem(_balances: uint256[N_COINS], _amp: uint256) -> uint256:
    return self._get_D(self._xp_mem(_balances), _amp)


@view
@external
def get_virtual_price() -> uint256:
    """
    @notice The current virtual price of the pool LP token
    @dev Useful for calculating profits
    @return LP token virtual price normalized to 1e18
    """
    D: uint256 = self._get_D(self._xp_sstore(), self._A())
    # D is in the units similar to DAI (e.g. converted to precision 1e18)
    # When balanced, D = n * x_u - total virtual value of the portfolio
    return D * PRECISION / self.totalSupply


@view
@external
def calc_token_amount(_amounts: uint256[N_COINS], _is_deposit: bool) -> uint256:
    """
    @notice Calculate addition or reduction in token supply from a deposit or withdrawal
    @dev This calculation accounts for slippage, but not fees.
         Needed to prevent front-running, not for precise calculations!
    @param _amounts Amount of each coin being deposited
    @param _is_deposit set True for deposits, False for withdrawals
    @return Expected amount of LP tokens received
    """
    amp: uint256 = self._A()
    balances: uint256[N_COINS] = self.balances
    D0: uint256 = self._get_D_mem(balances, amp)
    for i in range(N_COINS):
        if _is_deposit:
            balances[i] += _amounts[i]
        else:
            balances[i] -= _amounts[i]
    D1: uint256 = self._get_D_mem(balances, amp)
    diff: uint256 = 0
    if _is_deposit:
        diff = D1 - D0
    else:
        diff = D0 - D1
    return diff * self.totalSupply / D0


@external
@nonreentrant('lock')
def add_liquidity(_amounts: uint256[N_COINS], _min_mint_amount: uint256) -> uint256:
    """
    @notice Deposit coins into the pool
    @param _amounts List of amounts of coins to deposit
    @param _min_mint_amount Minimum amount of LP tokens to mint from the deposit
    @return Amount of LP tokens received by depositing
    """
    assert not self.is_killed  # dev: is killed

    amp: uint256 = self._A()
    old_balances: uint256[N_COINS] = self.balances

    # Initial invariant
    D0: uint256 = self._get_D_mem(old_balances, amp)
    token_supply: uint256 = self.totalSupply
    new_balances: uint256[N_COINS] = old_balances
    for i in range(N_COINS):
        if token_supply == 0:
            assert _amounts[i] > 0  # dev: initial deposit requires all coins
        # balances store amounts of c-tokens
        new_balances[i] += _amounts[i]

    # Invariant after change
    D1: uint256 = self._get_D_mem(new_balances, amp)
    assert D1 > D0

    # We need to recalculate the invariant accounting for fees
    # to calculate fair user's share
    D2: uint256 = D1
    fees: uint256[N_COINS] = empty(uint256[N_COINS])
    mint_amount: uint256 = 0
    if token_supply > 0:
        # Only account for fees if we are not the first to deposit
        fee: uint256 = self.fee * N_COINS / (4 * (N_COINS - 1))
        admin_fee: uint256 = self.admin_fee
        for i in range(N_COINS):
            ideal_balance: uint256 = D1 * old_balances[i] / D0
            difference: uint256 = 0
            new_balance: uint256 = new_balances[i]
            if ideal_balance > new_balance:
                difference = ideal_balance - new_balance
            else:
                difference = new_balance - ideal_balance
            fees[i] = fee * difference / FEE_DENOMINATOR
            self.balances[i] = new_balance - (fees[i] * admin_fee / FEE_DENOMINATOR)
            new_balances[i] -= fees[i]
        D2 = self._get_D_mem(new_balances, amp)
        mint_amount = token_supply * (D2 - D0) / D0
    else:
        self.balances = new_balances
        mint_amount = D1  # Take the dust if there was any
    assert mint_amount >= _min_mint_amount, "Slippage screwed you"

    # Take coins from the sender
    for i in range(N_COINS):
        if _amounts[i] > 0:
            # "safeTransferFrom" which works for ERC20s which return bool or not
            _response: Bytes[32] = raw_call(
                self.coins[i],
                concat(
                    method_id("transferFrom(address,address,uint256)"),
                    convert(msg.sender, bytes32),
                    convert(self, bytes32),
                    convert(_amounts[i], bytes32),
                ),
                max_outsize=32,
            )
            if len(_response) > 0:
                assert convert(_response, bool)  # dev: failed transfer
            # end "safeTransferFrom"

    # Mint pool tokens
    token_supply += mint_amount
    self.balanceOf[msg.sender] += mint_amount
    self.totalSupply = token_supply
    log Transfer(ZERO_ADDRESS, msg.sender, mint_amount)

    log AddLiquidity(msg.sender, _amounts, fees, D1, token_supply + mint_amount)

    return mint_amount


@view
@internal
def _get_y(i: int128, j: int128, x: uint256, _xp: uint256[N_COINS]) -> uint256:
    """
    Calculate x[j] if one makes x[i] = x

    Done by solving quadratic equation iteratively.
    x_1**2 + x_1 * (sum' - (A*n**n - 1) * D / (A * n**n)) = D ** (n + 1) / (n ** (2 * n) * prod' * A)
    x_1**2 + b*x_1 = c

    x_1 = (x_1**2 + c) / (2*x_1 + b)
    """
    # x in the input is converted to the same price/precision

    assert i != j       # dev: same coin
    assert j >= 0       # dev: j below zero
    assert j < N_COINS  # dev: j above N_COINS

    # should be unreachable, but good for safety
    assert i >= 0
    assert i < N_COINS

    A: uint256 = self._A()
    D: uint256 = self._get_D(_xp, A)
    Ann: uint256 = A * N_COINS
    c: uint256 = D
    S: uint256 = 0
    _x: uint256 = 0
    y_prev: uint256 = 0

    for _i in range(N_COINS):
        if _i == i:
            _x = x
        elif _i != j:
            _x = _xp[_i]
        else:
            continue
        S += _x
        c = c * D / (_x * N_COINS)
    c = c * D * A_PRECISION / (Ann * N_COINS)
    b: uint256 = S + D * A_PRECISION / Ann  # - D
    y: uint256 = D
    for _i in range(255):
        y_prev = y
        y = (y*y + c) / (2 * y + b - D)
        # Equality with the precision of 1
        if y > y_prev:
            if y - y_prev <= 1:
                return y
        else:
            if y_prev - y <= 1:
                return y
    raise


@view
@external
def get_dy(i: int128, j: int128, _dx: uint256) -> uint256:
    xp: uint256[N_COINS] = self._xp_sstore()
    rates: uint256[N_COINS] = RATES

    x: uint256 = xp[i] + (_dx * rates[i] / PRECISION)
    y: uint256 = self._get_y(i, j, x, xp)
    dy: uint256 = xp[j] - y - 1
    fee: uint256 = self.fee * dy / FEE_DENOMINATOR
    return (dy - fee) * PRECISION / rates[j]


@external
@nonreentrant('lock')
def exchange(i: int128, j: int128, _dx: uint256, _min_dy: uint256) -> uint256:
    """
    @notice Perform an exchange between two coins
    @dev Index values can be found via the `coins` public getter method
    @param i Index value for the coin to send
    @param j Index valie of the coin to recieve
    @param _dx Amount of `i` being exchanged
    @param _min_dy Minimum amount of `j` to receive
    @return Actual amount of `j` received
    """
    assert not self.is_killed  # dev: is killed

    old_balances: uint256[N_COINS] = self.balances
    xp: uint256[N_COINS] = self._xp_mem(old_balances)

    rates: uint256[N_COINS] = RATES
    x: uint256 = xp[i] + _dx * rates[i] / PRECISION
    y: uint256 = self._get_y(i, j, x, xp)

    dy: uint256 = xp[j] - y - 1  # -1 just in case there were some rounding errors
    dy_fee: uint256 = dy * self.fee / FEE_DENOMINATOR

    # Convert all to real units
    dy = (dy - dy_fee) * PRECISION / rates[j]
    assert dy >= _min_dy, "Exchange resulted in fewer coins than expected"

    dy_admin_fee: uint256 = dy_fee * self.admin_fee / FEE_DENOMINATOR
    dy_admin_fee = dy_admin_fee * PRECISION / rates[j]

    # Change balances exactly in same way as we change actual ERC20 coin amounts
    self.balances[i] = old_balances[i] + _dx
    # When rounding errors happen, we undercharge admin fee in favor of LP
    self.balances[j] = old_balances[j] - dy - dy_admin_fee

    _response: Bytes[32] = raw_call(
        self.coins[i],
        concat(
            method_id("transferFrom(address,address,uint256)"),
            convert(msg.sender, bytes32),
            convert(self, bytes32),
            convert(_dx, bytes32),
        ),
        max_outsize=32,
    )
    if len(_response) > 0:
        assert convert(_response, bool)

    _response = raw_call(
        self.coins[j],
        concat(
            method_id("transfer(address,uint256)"),
            convert(msg.sender, bytes32),
            convert(dy, bytes32),
        ),
        max_outsize=32,
    )
    if len(_response) > 0:
        assert convert(_response, bool)

    log TokenExchange(msg.sender, i, _dx, j, dy)

    return dy


@external
@nonreentrant('lock')
def remove_liquidity(_amount: uint256, _min_amounts: uint256[N_COINS]) -> uint256[N_COINS]:
    """
    @notice Withdraw coins from the pool
    @dev Withdrawal amounts are based on current deposit ratios
    @param _amount Quantity of LP tokens to burn in the withdrawal
    @param _min_amounts Minimum amounts of underlying coins to receive
    @return List of amounts of coins that were withdrawn
    """
    total_supply: uint256 = self.totalSupply
    amounts: uint256[N_COINS] = empty(uint256[N_COINS])
    fees: uint256[N_COINS] = empty(uint256[N_COINS])  # Fees are unused but we've got them historically in event

    for i in range(N_COINS):
        old_balance: uint256 = self.balances[i]
        value: uint256 = old_balance * _amount / total_supply
        assert value >= _min_amounts[i], "Withdrawal resulted in fewer coins than expected"
        self.balances[i] = old_balance - value
        amounts[i] = value
        _response: Bytes[32] = raw_call(
            self.coins[i],
            concat(
                method_id("transfer(address,uint256)"),
                convert(msg.sender, bytes32),
                convert(value, bytes32),
            ),
            max_outsize=32,
        )
        if len(_response) > 0:
            assert convert(_response, bool)

    total_supply -= _amount
    self.balanceOf[msg.sender] -= _amount
    self.totalSupply = total_supply
    log Transfer(msg.sender, ZERO_ADDRESS, _amount)

    log RemoveLiquidity(msg.sender, amounts, fees, total_supply - _amount)

    return amounts


@external
@nonreentrant('lock')
def remove_liquidity_imbalance(_amounts: uint256[N_COINS], _max_burn_amount: uint256) -> uint256:
    """
    @notice Withdraw coins from the pool in an imbalanced amount
    @param _amounts List of amounts of underlying coins to withdraw
    @param _max_burn_amount Maximum amount of LP token to burn in the withdrawal
    @return Actual amount of the LP token burned in the withdrawal
    """
    assert not self.is_killed  # dev: is killed

    amp: uint256 = self._A()
    old_balances: uint256[N_COINS] = self.balances
    D0: uint256 = self._get_D_mem(old_balances, amp)
    new_balances: uint256[N_COINS] = old_balances
    for i in range(N_COINS):
        new_balances[i] -= _amounts[i]
    D1: uint256 = self._get_D_mem(new_balances, amp)

    fee: uint256 = self.fee * N_COINS / (4 * (N_COINS - 1))
    admin_fee: uint256 = self.admin_fee
    fees: uint256[N_COINS] = empty(uint256[N_COINS])
    for i in range(N_COINS):
        new_balance: uint256 = new_balances[i]
        ideal_balance: uint256 = D1 * old_balances[i] / D0
        difference: uint256 = 0
        if ideal_balance > new_balance:
            difference = ideal_balance - new_balance
        else:
            difference = new_balance - ideal_balance
        fees[i] = fee * difference / FEE_DENOMINATOR
        self.balances[i] = new_balance - (fees[i] * admin_fee / FEE_DENOMINATOR)
        new_balances[i] = new_balance - fees[i]
    D2: uint256 = self._get_D_mem(new_balances, amp)

    token_supply: uint256 = self.totalSupply
    token_amount: uint256 = (D0 - D2) * token_supply / D0
    assert token_amount != 0  # dev: zero tokens burned
    token_amount += 1  # In case of rounding errors - make it unfavorable for the "attacker"
    assert token_amount <= _max_burn_amount, "Slippage screwed you"

    token_supply -= token_amount
    self.totalSupply = token_supply
    self.balanceOf[msg.sender] -= token_amount
    log Transfer(msg.sender, ZERO_ADDRESS, token_amount)

    for i in range(N_COINS):
        if _amounts[i] != 0:
            _response: Bytes[32] = raw_call(
                self.coins[i],
                concat(
                    method_id("transfer(address,uint256)"),
                    convert(msg.sender, bytes32),
                    convert(_amounts[i], bytes32),
                ),
                max_outsize=32,
            )
            if len(_response) > 0:
                assert convert(_response, bool)

    log RemoveLiquidityImbalance(msg.sender, _amounts, fees, D1, token_supply - token_amount)

    return token_amount


@pure
@internal
def _get_y_D(a: uint256, i: int128, _xp: uint256[N_COINS], D: uint256) -> uint256:
    """
    Calculate x[i] if one reduces D from being calculated for xp to D

    Done by solving quadratic equation iteratively.
    x_1**2 + x_1 * (sum' - (a*n**n - 1) * D / (a * n**n)) = D ** (n + 1) / (n ** (2 * n) * prod' * a)
    x_1**2 + b*x_1 = c

    x_1 = (x_1**2 + c) / (2*x_1 + b)
    """
    # x in the input is converted to the same price/precision

    assert i >= 0  # dev: i below zero
    assert i < N_COINS  # dev: i above N_COINS

    Ann: uint256 = a * N_COINS
    c: uint256 = D
    S: uint256 = 0
    _x: uint256 = 0
    y_prev: uint256 = 0

    for _i in range(N_COINS):
        if _i != i:
            _x = _xp[_i]
        else:
            continue
        S += _x
        c = c * D / (_x * N_COINS)
    c = c * D * A_PRECISION / (Ann * N_COINS)
    b: uint256 = S + D * A_PRECISION / Ann
    y: uint256 = D

    for _i in range(255):
        y_prev = y
        y = (y*y + c) / (2 * y + b - D)
        # Equality with the precision of 1
        if y > y_prev:
            if y - y_prev <= 1:
                return y
        else:
            if y_prev - y <= 1:
                return y
    raise


@view
@internal
def _calc_withdraw_one_coin(_token_amount: uint256, i: int128) -> (uint256, uint256, uint256):
    # First, need to calculate
    # * Get current D
    # * Solve Eqn against y_i for D - _token_amount
    amp: uint256 = self._A()
    xp: uint256[N_COINS] = self._xp_sstore()
    D0: uint256 = self._get_D(xp, amp)

    total_supply: uint256 = self.totalSupply
    D1: uint256 = D0 - _token_amount * D0 / total_supply
    new_y: uint256 = self._get_y_D(amp, i, xp, D1)
    xp_reduced: uint256[N_COINS] = xp
    fee: uint256 = self.fee * N_COINS / (4 * (N_COINS - 1))
    for j in range(N_COINS):
        dx_expected: uint256 = 0
        if j == i:
            dx_expected = xp[j] * D1 / D0 - new_y
        else:
            dx_expected = xp[j] - xp[j] * D1 / D0
        xp_reduced[j] -= fee * dx_expected / FEE_DENOMINATOR

    dy: uint256 = xp_reduced[i] - self._get_y_D(amp, i, xp_reduced, D1)
    precisions: uint256[N_COINS] = PRECISION_MUL
    dy = (dy - 1) / precisions[i]  # Withdraw less to account for rounding errors
    dy_0: uint256 = (xp[i] - new_y) / precisions[i]  # w/o fees

    return dy, dy_0 - dy, total_supply


@view
@external
def calc_withdraw_one_coin(_token_amount: uint256, i: int128) -> uint256:
    """
    @notice Calculate the amount received when withdrawing a single coin
    @param _token_amount Amount of LP tokens to burn in the withdrawal
    @param i Index value of the coin to withdraw
    @return Amount of coin received
    """
    return self._calc_withdraw_one_coin(_token_amount, i)[0]


@external
@nonreentrant('lock')
def remove_liquidity_one_coin(_token_amount: uint256, i: int128, _min_amount: uint256) -> uint256:
    """
    @notice Withdraw a single coin from the pool
    @param _token_amount Amount of LP tokens to burn in the withdrawal
    @param i Index value of the coin to withdraw
    @param _min_amount Minimum amount of coin to receive
    @return Amount of coin received
    """
    assert not self.is_killed  # dev: is killed

    dy: uint256 = 0
    dy_fee: uint256 = 0
    total_supply: uint256 = 0
    dy, dy_fee, total_supply = self._calc_withdraw_one_coin(_token_amount, i)
    assert dy >= _min_amount, "Not enough coins removed"

    self.balances[i] -= (dy + dy_fee * self.admin_fee / FEE_DENOMINATOR)

    total_supply -= _token_amount
    self.totalSupply = total_supply
    self.balanceOf[msg.sender] -= _token_amount
    log Transfer(msg.sender, ZERO_ADDRESS, _token_amount)

    _response: Bytes[32] = raw_call(
        self.coins[i],
        concat(
            method_id("transfer(address,uint256)"),
            convert(msg.sender, bytes32),
            convert(dy, bytes32),
        ),
        max_outsize=32,
    )
    if len(_response) > 0:
        assert convert(_response, bool)

    log RemoveLiquidityOne(msg.sender, _token_amount, dy, total_supply - _token_amount)

    return dy


### Admin functions ###
@external
def ramp_A(_future_A: uint256, _future_time: uint256):
    assert msg.sender == self.owner  # dev: only owner
    assert block.timestamp >= self.initial_A_time + MIN_RAMP_TIME
    assert _future_time >= block.timestamp + MIN_RAMP_TIME  # dev: insufficient time

    initial_A: uint256 = self._A()
    future_A_p: uint256 = _future_A * A_PRECISION

    assert _future_A > 0 and _future_A < MAX_A
    if future_A_p < initial_A:
        assert future_A_p * MAX_A_CHANGE >= initial_A
    else:
        assert future_A_p <= initial_A * MAX_A_CHANGE

    self.initial_A = initial_A
    self.future_A = future_A_p
    self.initial_A_time = block.timestamp
    self.future_A_time = _future_time

    log RampA(initial_A, future_A_p, block.timestamp, _future_time)


@external
def stop_ramp_A():
    assert msg.sender == self.owner  # dev: only owner

    current_A: uint256 = self._A()
    self.initial_A = current_A
    self.future_A = current_A
    self.initial_A_time = block.timestamp
    self.future_A_time = block.timestamp
    # now (block.timestamp < t1) is always False, so we return saved A

    log StopRampA(current_A, block.timestamp)


@external
def commit_new_fee(_new_fee: uint256, _new_admin_fee: uint256):
    assert msg.sender == self.owner  # dev: only owner
    assert self.admin_actions_deadline == 0  # dev: active action
    assert _new_fee <= MAX_FEE  # dev: fee exceeds maximum
    assert _new_admin_fee <= MAX_ADMIN_FEE  # dev: admin fee exceeds maximum

    deadline: uint256 = block.timestamp + ADMIN_ACTIONS_DELAY
    self.admin_actions_deadline = deadline
    self.future_fee = _new_fee
    self.future_admin_fee = _new_admin_fee

    log CommitNewFee(deadline, _new_fee, _new_admin_fee)


@external
def apply_new_fee():
    assert msg.sender == self.owner  # dev: only owner
    assert block.timestamp >= self.admin_actions_deadline  # dev: insufficient time
    assert self.admin_actions_deadline != 0  # dev: no active action

    self.admin_actions_deadline = 0
    fee: uint256 = self.future_fee
    admin_fee: uint256 = self.future_admin_fee
    self.fee = fee
    self.admin_fee = admin_fee

    log NewFee(fee, admin_fee)


@external
def revert_new_parameters():
    assert msg.sender == self.owner  # dev: only owner

    self.admin_actions_deadline = 0


@external
def commit_transfer_ownership(_owner: address):
    assert msg.sender == self.owner  # dev: only owner
    assert self.transfer_ownership_deadline == 0  # dev: active transfer

    deadline: uint256 = block.timestamp + ADMIN_ACTIONS_DELAY
    self.transfer_ownership_deadline = deadline
    self.future_owner = _owner

    log CommitNewAdmin(deadline, _owner)


@external
def apply_transfer_ownership():
    assert msg.sender == self.owner  # dev: only owner
    assert block.timestamp >= self.transfer_ownership_deadline  # dev: insufficient time
    assert self.transfer_ownership_deadline != 0  # dev: no active transfer

    self.transfer_ownership_deadline = 0
    owner: address = self.future_owner
    self.owner = owner

    log NewAdmin(owner)


@external
def revert_transfer_ownership():
    assert msg.sender == self.owner  # dev: only owner

    self.transfer_ownership_deadline = 0


@view
@external
def admin_balances(i: uint256) -> uint256:
    return ERC20(self.coins[i]).balanceOf(self) - self.balances[i]


@external
def withdraw_admin_fees():
    assert msg.sender == self.owner  # dev: only owner

    for i in range(N_COINS):
        coin: address = self.coins[i]
        value: uint256 = ERC20(coin).balanceOf(self) - self.balances[i]
        if value > 0:
            _response: Bytes[32] = raw_call(
                coin,
                concat(
                    method_id("transfer(address,uint256)"),
                    convert(msg.sender, bytes32),
                    convert(value, bytes32),
                ),
                max_outsize=32,
            )  # dev: failed transfer
            if len(_response) > 0:
                assert convert(_response, bool)


@external
def donate_admin_fees():
    assert msg.sender == self.owner  # dev: only owner
    for i in range(N_COINS):
        self.balances[i] = ERC20(self.coins[i]).balanceOf(self)


@external
def kill_me():
    assert msg.sender == self.owner  # dev: only owner
    assert self.kill_deadline > block.timestamp  # dev: deadline has passed
    self.is_killed = True


@external
def unkill_me():
    assert msg.sender == self.owner  # dev: only owner
    self.is_killed = False

Contract Security Audit

Contract ABI

[{"name":"Transfer","inputs":[{"type":"address","name":"sender","indexed":true},{"type":"address","name":"receiver","indexed":true},{"type":"uint256","name":"value","indexed":false}],"anonymous":false,"type":"event"},{"name":"Approval","inputs":[{"type":"address","name":"owner","indexed":true},{"type":"address","name":"spender","indexed":true},{"type":"uint256","name":"value","indexed":false}],"anonymous":false,"type":"event"},{"name":"TokenExchange","inputs":[{"type":"address","name":"buyer","indexed":true},{"type":"int128","name":"sold_id","indexed":false},{"type":"uint256","name":"tokens_sold","indexed":false},{"type":"int128","name":"bought_id","indexed":false},{"type":"uint256","name":"tokens_bought","indexed":false}],"anonymous":false,"type":"event"},{"name":"AddLiquidity","inputs":[{"type":"address","name":"provider","indexed":true},{"type":"uint256[2]","name":"token_amounts","indexed":false},{"type":"uint256[2]","name":"fees","indexed":false},{"type":"uint256","name":"invariant","indexed":false},{"type":"uint256","name":"token_supply","indexed":false}],"anonymous":false,"type":"event"},{"name":"RemoveLiquidity","inputs":[{"type":"address","name":"provider","indexed":true},{"type":"uint256[2]","name":"token_amounts","indexed":false},{"type":"uint256[2]","name":"fees","indexed":false},{"type":"uint256","name":"token_supply","indexed":false}],"anonymous":false,"type":"event"},{"name":"RemoveLiquidityOne","inputs":[{"type":"address","name":"provider","indexed":true},{"type":"uint256","name":"token_amount","indexed":false},{"type":"uint256","name":"coin_amount","indexed":false},{"type":"uint256","name":"token_supply","indexed":false}],"anonymous":false,"type":"event"},{"name":"RemoveLiquidityImbalance","inputs":[{"type":"address","name":"provider","indexed":true},{"type":"uint256[2]","name":"token_amounts","indexed":false},{"type":"uint256[2]","name":"fees","indexed":false},{"type":"uint256","name":"invariant","indexed":false},{"type":"uint256","name":"token_supply","indexed":false}],"anonymous":false,"type":"event"},{"name":"CommitNewAdmin","inputs":[{"type":"uint256","name":"deadline","indexed":true},{"type":"address","name":"admin","indexed":true}],"anonymous":false,"type":"event"},{"name":"NewAdmin","inputs":[{"type":"address","name":"admin","indexed":true}],"anonymous":false,"type":"event"},{"name":"CommitNewFee","inputs":[{"type":"uint256","name":"deadline","indexed":true},{"type":"uint256","name":"fee","indexed":false},{"type":"uint256","name":"admin_fee","indexed":false}],"anonymous":false,"type":"event"},{"name":"NewFee","inputs":[{"type":"uint256","name":"fee","indexed":false},{"type":"uint256","name":"admin_fee","indexed":false}],"anonymous":false,"type":"event"},{"name":"RampA","inputs":[{"type":"uint256","name":"old_A","indexed":false},{"type":"uint256","name":"new_A","indexed":false},{"type":"uint256","name":"initial_time","indexed":false},{"type":"uint256","name":"future_time","indexed":false}],"anonymous":false,"type":"event"},{"name":"StopRampA","inputs":[{"type":"uint256","name":"A","indexed":false},{"type":"uint256","name":"t","indexed":false}],"anonymous":false,"type":"event"},{"outputs":[],"inputs":[{"type":"string","name":"_name"},{"type":"string","name":"_symbol"},{"type":"address","name":"_owner"},{"type":"address[2]","name":"_coins"},{"type":"uint256","name":"_A"},{"type":"uint256","name":"_fee"},{"type":"uint256","name":"_admin_fee"}],"stateMutability":"nonpayable","type":"constructor"},{"name":"decimals","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":261},{"name":"transfer","outputs":[{"type":"bool","name":""}],"inputs":[{"type":"address","name":"_to"},{"type":"uint256","name":"_value"}],"stateMutability":"nonpayable","type":"function","gas":74713},{"name":"transferFrom","outputs":[{"type":"bool","name":""}],"inputs":[{"type":"address","name":"_from"},{"type":"address","name":"_to"},{"type":"uint256","name":"_value"}],"stateMutability":"nonpayable","type":"function","gas":111355},{"name":"approve","outputs":[{"type":"bool","name":""}],"inputs":[{"type":"address","name":"_spender"},{"type":"uint256","name":"_value"}],"stateMutability":"nonpayable","type":"function","gas":37794},{"name":"A","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":5439},{"name":"A_precise","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":5401},{"name":"get_virtual_price","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":1009729},{"name":"calc_token_amount","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256[2]","name":"_amounts"},{"type":"bool","name":"_is_deposit"}],"stateMutability":"view","type":"function","gas":4016564},{"name":"add_liquidity","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256[2]","name":"_amounts"},{"type":"uint256","name":"_min_mint_amount"}],"stateMutability":"nonpayable","type":"function","gas":6262149},{"name":"get_dy","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"int128","name":"i"},{"type":"int128","name":"j"},{"type":"uint256","name":"_dx"}],"stateMutability":"view","type":"function","gas":2447901},{"name":"exchange","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"int128","name":"i"},{"type":"int128","name":"j"},{"type":"uint256","name":"_dx"},{"type":"uint256","name":"_min_dy"}],"stateMutability":"nonpayable","type":"function","gas":2610850},{"name":"remove_liquidity","outputs":[{"type":"uint256[2]","name":""}],"inputs":[{"type":"uint256","name":"_amount"},{"type":"uint256[2]","name":"_min_amounts"}],"stateMutability":"nonpayable","type":"function","gas":238744},{"name":"remove_liquidity_imbalance","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256[2]","name":"_amounts"},{"type":"uint256","name":"_max_burn_amount"}],"stateMutability":"nonpayable","type":"function","gas":6261825},{"name":"calc_withdraw_one_coin","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256","name":"_token_amount"},{"type":"int128","name":"i"}],"stateMutability":"view","type":"function","gas":1609},{"name":"remove_liquidity_one_coin","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256","name":"_token_amount"},{"type":"int128","name":"i"},{"type":"uint256","name":"_min_amount"}],"stateMutability":"nonpayable","type":"function","gas":3947982},{"name":"ramp_A","outputs":[],"inputs":[{"type":"uint256","name":"_future_A"},{"type":"uint256","name":"_future_time"}],"stateMutability":"nonpayable","type":"function","gas":152014},{"name":"stop_ramp_A","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":148775},{"name":"commit_new_fee","outputs":[],"inputs":[{"type":"uint256","name":"_new_fee"},{"type":"uint256","name":"_new_admin_fee"}],"stateMutability":"nonpayable","type":"function","gas":110491},{"name":"apply_new_fee","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":97272},{"name":"revert_new_parameters","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":21925},{"name":"commit_transfer_ownership","outputs":[],"inputs":[{"type":"address","name":"_owner"}],"stateMutability":"nonpayable","type":"function","gas":74663},{"name":"apply_transfer_ownership","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":60740},{"name":"revert_transfer_ownership","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":22015},{"name":"admin_balances","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256","name":"i"}],"stateMutability":"view","type":"function","gas":3511},{"name":"withdraw_admin_fees","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":15067},{"name":"donate_admin_fees","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":74995},{"name":"kill_me","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":38028},{"name":"unkill_me","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":22165},{"name":"coins","outputs":[{"type":"address","name":""}],"inputs":[{"type":"uint256","name":"arg0"}],"stateMutability":"view","type":"function","gas":2250},{"name":"balances","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256","name":"arg0"}],"stateMutability":"view","type":"function","gas":2280},{"name":"fee","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2201},{"name":"admin_fee","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2231},{"name":"owner","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2261},{"name":"initial_A","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2291},{"name":"future_A","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2321},{"name":"initial_A_time","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2351},{"name":"future_A_time","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2381},{"name":"admin_actions_deadline","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2411},{"name":"transfer_ownership_deadline","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2441},{"name":"future_fee","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2471},{"name":"future_admin_fee","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2501},{"name":"future_owner","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2531},{"name":"name","outputs":[{"type":"string","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":8963},{"name":"symbol","outputs":[{"type":"string","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":8016},{"name":"balanceOf","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"arg0"}],"stateMutability":"view","type":"function","gas":2836},{"name":"allowance","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"arg0"},{"type":"address","name":"arg1"}],"stateMutability":"view","type":"function","gas":3081},{"name":"totalSupply","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2681}]

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

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

-----Decoded View---------------
Arg [0] : _name (string): Curve.fi DAI/USDC
Arg [1] : _symbol (string): DAI+USDC
Arg [2] : _owner (address): 0x2d407ddb06311396fe14d4b49da5f0471447d45c
Arg [3] : _coins (address[2]): 0x8d11ec38a3eb5e956b052f67da8bdc9bef8abf3e,0x04068da6c83afcfa0e13ba15a6696662335d5b75
Arg [4] : _A (uint256): 450
Arg [5] : _fee (uint256): 4000000
Arg [6] : _admin_fee (uint256): 5000000000

-----Encoded View---------------
12 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000140
Arg [2] : 0000000000000000000000002d407ddb06311396fe14d4b49da5f0471447d45c
Arg [3] : 0000000000000000000000008d11ec38a3eb5e956b052f67da8bdc9bef8abf3e
Arg [4] : 00000000000000000000000004068da6c83afcfa0e13ba15a6696662335d5b75
Arg [5] : 00000000000000000000000000000000000000000000000000000000000001c2
Arg [6] : 00000000000000000000000000000000000000000000000000000000003d0900
Arg [7] : 000000000000000000000000000000000000000000000000000000012a05f200
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000011
Arg [9] : 43757276652e6669204441492f55534443000000000000000000000000000000
Arg [10] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [11] : 4441492b55534443000000000000000000000000000000000000000000000000


Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Validator ID :
0 FTM

Amount Staked
0

Amount Delegated
0

Staking Total
0

Staking Start Epoch
0

Staking Start Time
0

Proof of Importance
0

Origination Score
0

Validation Score
0

Active
0

Online
0

Downtime
0 s
Address Amount claimed Rewards Created On Epoch Created On
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.