Cod sursa(job #1384563)

Utilizator stefdascalescuStefan Dascalescu stefdascalescu Data 11 martie 2015 10:46:22
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.34 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long n,p;
int MOD=1999999973;
int main()
{
    int result=1;
    f>>n>>p;
    while(p)
    {
        if(p&1)
            result=(result*n)%MOD;
        p=p/2;
        n=(n*n)%MOD;
    }
    g<<result;
    g.close();
    return 0;
}