제출 #1339669

#제출 시각아이디문제언어결과실행 시간메모리
1339669nguyenkhangninh99Star Trek (CEOI20_startrek)C++20
7 / 100
0 ms344 KiB

#include<bits/stdc++.h>
using namespace std;

#define int long long
const int mod = 1e9 + 7;
int binpow(int a, int b){
    int res = 1;
    while(b){
        if(b & 1) res = res * a % mod;
        a = a * a % mod;
        b /= 2;
    }
    return res;
}
signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);

    int n, d; cin >> n >> d;
    if(n == 2){
        cout << binpow(4, d);
    }
}
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