Cod sursa(job #657543)

Utilizator gicu_01porcescu gicu gicu_01 Data 6 ianuarie 2012 18:51:59
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator c Status done
Runda Arhiva educationala Marime 0.33 kb
#include <stdio.h>
#include <stdlib.h>

int main()
{
    long long n,p,k,i;
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);
    scanf("%lld%lld",n,p);
    k=1;
    for (i=0; (1<<i)<=p; i++)
     {
       if (((1<<i)&p)>0) k=(k*n)%1999999973;
       n=(n*n)%1999999973;
     }
    printf("%lld",k);
}