Cod sursa(job #895509)

Utilizator DanyPrvPirvoaica Daniel DanyPrv Data 27 februarie 2013 11:39:13
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 a,p;
int main()
{
    f>>a>>p;
    while(p!=0){
        if(p%2==0){
            a=a*a;
            p=p/2;
        }
        else{
            a=a*p;
            p--;
        }
    }
    g<<a%1999999973;
    return 0;
}