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pragma solidity ^0.4.21; | |
import "./EIP20Interface.sol"; | |
contract Acoin is EIP20Interface { | |
uint256 constant private MAX_UINT256 = 2**256-1; | |
mapping (address => uint256) public balances; | |
mapping (address => mapping (address => uint256)) public allowed; |
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#!/usr/bin/env | |
# | |
# binary_search_tree.py | |
# | |
import sys | |
class bt_node: | |
data = 0 |