[
    {
        "stateMutability": "nonpayable",
        "type": "constructor",
        "inputs": [
            {
                "name": "_pool",
                "type": "address"
            },
            {
                "name": "_base_pool",
                "type": "address"
            }
        ],
        "outputs": [],
        "name": "constructor"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "price_oracle",
        "inputs": [],
        "outputs": [
            {
                "name": "",
                "type": "uint256"
            }
        ],
        "gas": "4244"
    },
    {
        "stateMutability": "nonpayable",
        "type": "function",
        "name": "add_liquidity",
        "inputs": [
            {
                "name": "_amounts",
                "type": "uint256[4]"
            },
            {
                "name": "_min_mint_amount",
                "type": "uint256"
            }
        ],
        "outputs": [],
        "gas": "26265"
    },
    {
        "stateMutability": "nonpayable",
        "type": "function",
        "name": "exchange_underlying",
        "inputs": [
            {
                "name": "i",
                "type": "uint256"
            },
            {
                "name": "j",
                "type": "uint256"
            },
            {
                "name": "_dx",
                "type": "uint256"
            },
            {
                "name": "_min_dy",
                "type": "uint256"
            }
        ],
        "outputs": [
            {
                "name": "",
                "type": "uint256"
            }
        ],
        "gas": "20845"
    },
    {
        "stateMutability": "nonpayable",
        "type": "function",
        "name": "remove_liquidity",
        "inputs": [
            {
                "name": "_amount",
                "type": "uint256"
            },
            {
                "name": "_min_amounts",
                "type": "uint256[4]"
            }
        ],
        "outputs": [],
        "gas": "37086"
    },
    {
        "stateMutability": "nonpayable",
        "type": "function",
        "name": "remove_liquidity_one_coin",
        "inputs": [
            {
                "name": "_token_amount",
                "type": "uint256"
            },
            {
                "name": "i",
                "type": "uint256"
            },
            {
                "name": "_min_amount",
                "type": "uint256"
            }
        ],
        "outputs": [],
        "gas": "13300"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "get_dy_underlying",
        "inputs": [
            {
                "name": "i",
                "type": "uint256"
            },
            {
                "name": "j",
                "type": "uint256"
            },
            {
                "name": "_dx",
                "type": "uint256"
            }
        ],
        "outputs": [
            {
                "name": "",
                "type": "uint256"
            }
        ],
        "gas": "9447"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "calc_token_amount",
        "inputs": [
            {
                "name": "_amounts",
                "type": "uint256[4]"
            }
        ],
        "outputs": [
            {
                "name": "",
                "type": "uint256"
            }
        ],
        "gas": "4967"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "calc_withdraw_one_coin",
        "inputs": [
            {
                "name": "token_amount",
                "type": "uint256"
            },
            {
                "name": "i",
                "type": "uint256"
            }
        ],
        "outputs": [
            {
                "name": "",
                "type": "uint256"
            }
        ],
        "gas": "6555"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "coins",
        "inputs": [
            {
                "name": "arg0",
                "type": "uint256"
            }
        ],
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "gas": "1505"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "underlying_coins",
        "inputs": [
            {
                "name": "arg0",
                "type": "uint256"
            }
        ],
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "gas": "1541"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "pool",
        "inputs": [],
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "gas": "1526"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "base_pool",
        "inputs": [],
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "gas": "1556"
    },
    {
        "stateMutability": "view",
        "type": "function",
        "name": "token",
        "inputs": [],
        "outputs": [
            {
                "name": "",
                "type": "address"
            }
        ],
        "gas": "1586"
    }
]