摘要：
Educational Codeforces Round 18 A. New Bus Route 排个序找最小的差值 view code //#pragma GCC optimize("O3") //#pragma comment(linker, "/STACK:1024000000,1024000 阅读全文
摘要：
Educational Codeforces Round 17 A. k-th divisor 水题，把所有因子找出来排序然后找第$k$大 view code //#pragma GCC optimize("O3") //#pragma comment(linker, "/STACK:1024000 阅读全文