Cod sursa(job #1880994)

Utilizator dobrandreiAndrei Dobra dobrandrei Data 16 februarie 2017 08:35:59
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.41 kb
#include <stdio.h>

using namespace std;
FILE *f,*g;
int main()
{
    long long n,p,x=1999999973,rez=1;
    f=fopen("lgput.in","r");
    g=fopen("lgput.in","w");
    fscanf(f,"%d %d",&n,&p);
    while(p>0)
    {
        if(p%2==0)
        {
            rez=rez*n%x;
            p--;
        }
        n*=n;
        p/=2;
    }
    fprintf(g,"%d",rez);
    fclose(f);
    fclose(g);
    return 0;
}