int a[]={1,2,3,4}; next_permutation(a,a+3);//下一个全排列
lower_bound(first,last,val);//有返回值 upper_bound(first,last,val);
posted on 2017-11-04 20:20 bjqstar 阅读(83) 评论(0) 编辑 收藏 举报
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