Cod sursa(job #2969341)

Utilizator LucaT2Tasadan Luca LucaT2 Data 22 ianuarie 2023 21:25:11
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.46 kb
#include <bits/stdc++.h>

using namespace std;
#define M 1999999973
#define ull unsigned long long

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

ull putere(ull n,ull p)
{
    if(p==0)
        return 1;
    ull A = 1;
    while(p)
    {
        if(p%2==1)
            A = (A * n) % M;
        n = (n * n) % M;
        p /= 2;
    }
    return A % M;
}

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