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Re:用sort排序的问题。。In Reply To:用sort排序的问题。。 Posted by:Acsaga at 2007-02-04 00:02:30 从形式上说你这个cmp必须等价于一个小于号而不是一个小于等于号或者别的什么东西
> 排序时写成
> bool cmp(G a, G b) {
> if(a.time != b.time)
> return a.time<b.time;
> else
> return a.stout<=b.stout; //注意这里
> }
> 就RE
> 写成
> bool cmp(G a, G b) {
> if(a.time != b.time)
> return a.time<b.time;
> else
> return a.stout<b.stout; //没有等号
> }
> 就ac了,这是怎么回事?
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