pragma solidity ^0.5.0;

interface ICToken {
    function mint(uint mintAmount) external returns (uint);
    function redeem(uint redeemTokens) external returns (uint);
    function redeemUnderlying(uint redeemAmount) external returns (uint);
    function borrow(uint borrowAmount) external returns (uint);
    function repayBorrow(uint repayAmount) external returns (uint);
    function repayBorrowBehalf(address borrower, uint repayAmount) external returns (uint);
    function exchangeRateCurrent() external returns (uint);
    function borrowBalanceCurrent(address account) external returns (uint);
    function borrowBalanceStored(address account) external view returns (uint256);
    function balanceOfUnderlying(address account) external returns (uint);
    function getAccountSnapshot(address account) external view returns (uint, uint, uint, uint);
    
    function underlying() external view returns (address);
    function totalSupply() external view returns (uint256);
    function balanceOf(address owner) external view returns (uint256 balance);
    function allowance(address, address) external view returns (uint);
    function approve(address, uint) external;
    function transfer(address, uint) external returns (bool);
    function transferFrom(address, address, uint) external returns (bool);
}