Cod sursa(job #2621888)

Utilizator robeert.77Chirica Robert robeert.77 Data 30 mai 2020 22:37:29
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.52 kb
#include <fstream>
using namespace std;

ifstream fin ("lgput.in");
ofstream fout ("lgput.out");

long long raisePower(long long n, long long p) {
    if (p == 1)
        return n % 1999999973;
    if (p % 2 == 0) {
        long long nr = raisePower(n, p / 2) % 1999999973;
        return (nr * nr) % 1999999973;
    }
    return (n % 1999999973 * raisePower(n, p - 1) % 1999999973) % 1999999973;
}

int main() {
    long long n, p;
    fin >> n >> p;
    fout << (long long)raisePower(n, p);
    return 0;
}