제출 #1121637

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1121637		vjudge1	Calvinball championship (CEOI15_teams)	C++17	0 / 100	3 ms	556 KiB

teams

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int mod = 1e9 + 7;

int binpow(int a,int b){
    if(!b)return 1;
    int res = binpow(a,b/2);
    res = (res * res) % mod;
    if(b&1)return (res * a) % mod;
    return res;
}

signed main(){
    int n;
    cin >> n;
    vector<int> sira(n);
    for(auto &i : sira)cin >> i;
    cout << binpow(2,n);
}

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• Subtask 10: 0 / 10