/** 题目:Confusing Date Format UVALive 7711 链接:https://vjudge.net/contest/174844#problem/A 题意:给定mm-mm-mm格式的时间.年份(1900-1999)只给了后两位数,问有多少种合法的排列使时间正确. 思路: 第一次:快速读题,题意不清,没注意到这句话, To punish teams who did not read this problem statement carefully, we’ll add
/** * 获取上一个月 * * @date 格式为yyyy-mm-dd的日期,如:2014-01-25 */ function getPreMonth(date) { var arr = date.split('-'); var year = arr[0]; //获取当前日期的年份 var month = arr[1]; //获取当前日期的月份 var day = arr[2]; //获取当前日期的日 var days = new Date(year, month, 0); days = da
MessagePack is an efficient binary serialization format. It lets you exchange data among multiple languages like JSON. But it's faster and smaller. Small integers are encoded into a single byte, and typical short strings require only one extra byte i