Cod sursa(job #2909662)

Utilizator test9265test9265 test9265 Data 14 iunie 2022 16:09:50
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.38 kb
#include <bits/stdc++.h>

#define mod 1999999973

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

int main()
{
    unsigned long long int N, P; 
    fin >> N >> P;
    unsigned long long int a=N, b, product=1;
    
    while (P>0){
        b = P % 2;
        if (b == 1) product*=a;
        a*=a;
        P/=2;
    }
    
    fout << product;
    return 0;
}