摘要: 2-sat 找好怎样连边即可 #include<cstdio>#include<algorithm>#include<cstring>using namespace std;const int maxn=1000000;bool mark[maxn*2+10];int age[maxn*2];int 阅读全文
posted @ 2018-01-18 19:26 lmjer 阅读(121) 评论(0) 推荐(0) 编辑