Cod sursa(job #1047263)

Utilizator george321george george321 Data 4 decembrie 2013 09:40:27
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long n,p,rez,mod=1999999973;
int main()
{
    f>>n>>p;
    rez=1;
    while(p>0)
    {
        if(p%2) rez=(rez*n)%mod;
        p=p/2;
        n=(n*n)%mod;
    }
    g<<rez<<'\n';
    g.close();
    return 0;
}