Cod sursa(job #2285306)

Utilizator Alexghita96Ghita Alexandru Alexghita96 Data 18 noiembrie 2018 14:09:11
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.57 kb
#include <cstdio>

#define MOD 1999999973

using namespace std;

int main() {
    freopen("lgput.in", "r", stdin);
    freopen("lgput.out", "w", stdout);

    int n, p;
    int result;
    int times_two = 0;

    scanf("%d %d", &n, &p);

    result = n;

    while (p > 1) {
        if (p % 2) {
            times_two++;
            p--;
        } else {
            result = (result * result) % MOD;
            p /= 2;
        }
    }
    while (times_two) {
        result = (result * n) % MOD;
        times_two--;
    }

    printf("%d", result);
}