Cod sursa(job #1508245)

Utilizator alex1096Postolache Alex alex1096 Data 22 octombrie 2015 14:01:40
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.46 kb
#include <iostream>
#include <fstream>

using namespace std;

const long long mod = 1999999973;
ifstream fin("lgput.in");
ofstream fout("lgput.out");

long long pow(long long n, long long p)
{
    if(p == 0)
        return 1;
    if(p == 1)
        return n;
    int y = pow(n,p/2)%mod;
    if(p%2)
        return (y*y*n)%mod;
    else
        return (y*y)%mod;
}
int main()
{
    long long n,p;
    fin>>n>>p;
    fout<<pow(n,p);
    return 0;
}