Cod sursa(job #1808877)

Utilizator KOzarmOvidiu Badea KOzarm Data 18 noiembrie 2016 12:23:12
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.43 kb
#include <fstream>

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

long long n,p;

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


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