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pragma solidity ^0.4.9;
contract MultiOwned{
// pointer used to find a free slot in m_owners
uint public m_numOwners;
// the number of owners that must confirm the same operation before it is run.
uint public m_required;
pragma solidity ^0.5.0;
library SafeMath {
function mul (uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
{
return c;
}
{
}
{
"keymaps": {
"0": { "type": "scroll.home" },
":": { "type": "command.show" },
"o": { "type": "command.show.open", "alter": false },
"O": { "type": "command.show.open", "alter": true },
"t": { "type": "command.show.tabopen", "alter": false },
"T": { "type": "command.show.tabopen", "alter": true },
"w": { "type": "command.show.winopen", "alter": false },
"W": { "type": "command.show.winopen", "alter": true },
Bundle "Raimondi/delimitMate"
Bundle "Valloric/YouCompleteMe"
Bundle "adimit/prolog.vim"
Bundle "klen/python-mode"
Bundle "fatih/vim-go"
set clipboard=unnamed
let g:go_bin_path = expand("~/.gotools")
set expandtab
set smarttab
set tabstop=4
set shiftwidth=4
set softtabstop=4
set shortmess=a
@aoli-al
aoli-al / vimrc
Created September 26, 2015 17:23
set nocompatible
set nobackup
set noswapfile
set cindent
set smartindent
syntax on
import requests
import os.path
import sys
import json
CONFIG_FILE = "./score_bomb.json"
GRADE_FILE = "./grade.json"
if not os.path.isfile(CONFIG_FILE):
data = {}
set nocompatible
set nobackup
set noswapfile
set cindent
set smartindent
syntax on

#实验二 SQL数据定义和操作

####李奥 3130001009 ####日期:2014/10/16

##实验目的:

  1. 掌握关系数据库语言SQL的使用。
  2. 完成如下SQL作业能上机通过。