Cod sursa(job #1601949)

Utilizator Daniel_UngureanuUngureanu Daniel Daniel_Ungureanu Data 16 februarie 2016 13:21:05
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.43 kb
#include <fstream>
#include <iostream>
#define mod 1999999973

using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");

long long p,n,numar=1;
int main()
{
    f>>n>>p;
    while(p>0)
    {
        if((p&1))
        {
            numar=(numar*n)%mod;
            p--;
        }
        else
        {
            n=(n*n)%mod;
            p=(p>>1);
        }
    }
    g<<numar;
    return 0;
}