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因为sort只支持对可随机访问的容器进行排序，是不支持队列和栈的；所以这里介绍优先队列 优先队列功能：对数据自动排序 1、默认排序，从大到小 2、从大到小排序-less 3、从小到大排序-greate 结构体类型：重载大于号和小于号 先构建cmp函数在重载 优先队列没有p.front()操作，返回队 阅读全文
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Problem B: Bulbs Greg has an m×n grid of Sweet Lightbulbs of Pure Coolness he would like to turn on. Initially, some of the bulbs are on and some are 阅读全文
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Problem I: Ingenious Lottery Tickets Your friend Superstitious Stanley is always getting himself into trouble. This time, in his Super Lotto Pick and 阅读全文
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Mayor's posters Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 86291 Accepted: 24772 Description The citizens of Bytetown, AB, could not s 阅读全文