Cod sursa(job #2562329)

Utilizator puica2018Puica Andrei puica2018 Data 29 februarie 2020 13:30:35
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.38 kb
#include <bits/stdc++.h>
#define T long long
using namespace std;

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

T n,p;

T P(T a,T n)
{
    int p=1;
    while(n>0)
    {
        if(n%2!=0)
            p=p*a%1999999973;
        a=a*a%1999999973;
        n/=2;
    }
    return p;
}

int main()
{
    fin>>n>>p;
    fout<<P(n,p)<<"\n";
    return 0;
}