OI-codes/AcWing/875/875.cpp

#include <bits/stdc++.h>

using namespace std;

long long binpow(long long a, long long b, long long m) {
    a %= m;
    long long res = 1;
    while (b > 0) {
        if (b & 1) res = res * a % m;
        a = a * a % m;
        b >>= 1;
    }
    return res;
}

int main() {
    int n;
    cin >> n;
    while (n--) {
        long long a, b, p;
        cin >> a >> b >> p;
        cout << binpow(a, b, p) << endl;
    }
    return 0;
}