제출 #791410

#제출 시각아이디문제언어결과실행 시간메모리
791410ttamxStar Trek (CEOI20_startrek)C++14
7 / 100
1 ms212 KiB
#include<bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; const int N=1e5+5; const ll mod=1e9+7; ll binpow(ll a,ll b){ ll res=1; while(b>0){ if(b&1)res*=a,res%=mod; a*=a,a%=mod; b>>=1; } return res; } int n; ll d; int main(){ cin.tie(nullptr)->sync_with_stdio(false); cin >> n >> d; cout << binpow(4,d); }
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