//SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;
pragma abicoder v2;

interface TokenInterface {
    function approve(address, uint256) external;
    function transfer(address, uint) external;
    function transferFrom(address, address, uint) external;
    function deposit() external payable;
    function withdraw(uint) external;
    function balanceOf(address) external view returns (uint);
    function decimals() external view returns (uint);
    function totalSupply() external view returns (uint);
}

interface MemoryInterface {
    function getUint(uint id) external returns (uint num);
    function setUint(uint id, uint val) external;
}

interface InstaMapping {
    function cTokenMapping(address) external view returns (address);
    function gemJoinMapping(bytes32) external view returns (address);
}

interface AccountInterface {
    function enable(address) external;
    function disable(address) external;
    function isAuth(address) external view returns (bool);
    function cast(
        string[] calldata _targetNames,
        bytes[] calldata _datas,
        address _origin
    ) external payable returns (bytes32[] memory responses);
}

interface ListInterface {
    function accountID(address) external returns (uint64);
}

interface InstaConnectors {
    function isConnectors(string[] calldata) external returns (bool, address[] memory);
}