#include <cstdio>
#include <iostream>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <string>
#include <vector>
#include <list>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <bitset>
#include <numeric>
#include <limits>
#include <climits>
#include <cfloat>
#include <functional>
using namespace std;

long long power(long long a, long long b, long long mod)
{
    long long ret = 1;
    long long tmp = a;
    while(b > 0){
        if(b & 1){
            ret *= tmp;
            ret %= mod;
        }
        tmp *= tmp;
        tmp %= mod;
        b >>= 1;
    }
    return ret;
}

int main()
{
    long long a, n, m;
    cin >> a >> n >> m;

    n %= m;
    long long ans = 1;
    for(int i=0; i<n; ++i)
        ans = power(a, ans, m);
    cout << ans << endl;

    return 0;
}