Cod sursa(job #1814401)

Utilizator FredyLup Lucia Fredy Data 23 noiembrie 2016 22:16:24
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.38 kb
#include <iostream>
#include <fstream>

using namespace std;

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

#define MOD 1999999973
int n,p;

int lgput(int n, int p)
{
    if(p==0) return 1;
    if(p&1) return 1LL*n*lgput(1LL*n*n%MOD,p>>1)%MOD;
    return 1LL*lgput(1LL*n*n%MOD,p>>1)%MOD;
}

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