Cod sursa(job #1471586)

Utilizator rexlcdTenea Mihai rexlcd Data 14 august 2015 15:30:57
Problema Ridicare la putere in timp logaritmic Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.51 kb
#include <iostream>
#include <fstream>

using namespace std;

int n,p;

long long expo(int baza, int exp)
{
    if(exp==0)
        return 1;
    else
    {
        long long tmp=expo(baza,exp/2)%1999999973;
        if(exp%2)
            return (tmp*tmp*baza)%1999999973;
        else
            return (tmp*tmp)%1999999973;
    }
}

int main()
{
    ifstream f("lgput.in");
    ofstream g("lgput.out");
    f>>n>>p;
    g<<expo(n,p)%1999999973;
    f.close();
    g.close();
    return 0;
}