摘要:
#include #include #include #include #define ll long long using namespace std; ll f[40]; ll g[40]; ll qpow(ll a,ll b){ ll ans=1; while(b){ if (b&1==1)ans=ans*a; a*=a; b/=2; } ... 阅读全文
摘要:
#include #include #include #include #define rep(i,j,k) for(int i=j;i0)return ans; ans=1; for(int j=1;ja[j].x) && (a[i].y>a[j].y)){ maps[i][j]=1; } } } in... 阅读全文