摘要:
#include #include #include #include using namespace std;typedef __int64 lld;const int MOD = 998244353;const int N = 20;struct Mat { lld a[N][N]; ... 阅读全文
摘要:
#include #include #include #include using namespace std;typedef long long ll;const double pi = acos(-1.0);const int maxn = 50000 + 5;const double eps ... 阅读全文
摘要:
#include#include#include#include#include#includeusing namespace std;const int M = 60005;struct Edge{ int v, next, w;}edge[M mp;int E, head[M], hh[... 阅读全文
摘要:
#include#include#include#pragma comment(linker, "/STACK:1024000000, 1024000000")#includeusing namespace std;const int M = 400015;struct Edge{ int v... 阅读全文
摘要:
#include#include#include#includeusing namespace std;const int M = 100005;const int N = 16;struct DLX{ int D[M], U[M], R[M], L[M], head[5000], S[500... 阅读全文