摘要:
D44 2-SAT+前缀优化+二分 CF587D Duff in Mafia_哔哩哔哩_bilibili CF587D Duff in Mafia - 洛谷 #include<bits/stdc++.h> using namespace std; const int N=500010; int he 阅读全文
摘要:
D38 2-SAT CF27D Ring Road 2_哔哩哔哩_bilibili CF27D Ring Road 2 - 洛谷 #include<bits/stdc++.h> using namespace std; const int N=205; int n,m,x[N],y[N]; int 阅读全文