Cod sursa(job #693640)

Utilizator alexapoApostol Alexandru Ionut alexapo Data 27 februarie 2012 14:51:30
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.33 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long n,p,ni;
int main()
{
    f>>n>>p;
    ni=n;
    while(p!=1)
    {
        if(p%2)
        p/=2,n=n*n*ni;
        else
        p/=2,n=n*n;
    }
    g<<n%1999999973<<'\n';
    f.close();
    g.close();
    return 0;
}