Cod sursa(job #1575845)

Utilizator CammieCamelia Lazar Cammie Data 21 ianuarie 2016 21:37:03
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.44 kb
#include <cstdio>

using namespace std;

FILE *f,*g;

int main ()
{
    f=fopen("lgput.in","r");
    g=fopen("lgput.out","w");
    long long n,p;
    fscanf(f,"%lld %lld",&n,&p);
    long long putere=1;
    while (p>0)
    {
        if (p&1)
        {
            putere*=n;
            p--;
        }
        n=n*n;
        p/=2;
    }
    fprintf(g,"%lld",putere%1999999973);
    fclose(f);
    fclose(g);
    return 0;
}