摘要: #include<cstdio>#include<algorithm>#include<cstring>#include<stack>using namespace std;struct my{ int v; int next; int id;};my bian[2000000+10];int ad 阅读全文
posted @ 2018-01-05 19:20 lmjer 阅读(119) 评论(0) 推荐(0) 编辑