Submission #1286154

#	Time	Username	Problem	Language	Result	Execution time	Memory
1286154		HiepVu217	Star Trek (CEOI20_startrek)	C++20	7 / 100	1 ms	580 KiB

startrek

//Proud of You//
#include <bits/stdc++.h>
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
using namespace std;
const int N = 2e5 + 17, M = 1e9 + 7;
long long n, d;
inline int lt (long long a, long long b)
{
    a %= M;
    if (!b)
    {
        return 1;
    }
    if (b == 1)
    {
        return a;
    }
    int z = lt (a, b / 2);
    z = 1LL * z * z % M;
    if (b & 1)
    {
        z = 1LL * z * a % M;
    }
    return z;
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin >> n >> d;
    cout << lt (4, d);
}

• Subtask 1: 0 / 0
• Subtask 2: 7 / 7
• Subtask 3: 0 / 8
• Subtask 4: 0 / 15
• Subtask 5: 0 / 15
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 15