Cod sursa(job #1415203)

Utilizator bogdanpaunFMI Paun Bogdan Gabriel bogdanpaun Data 3 aprilie 2015 22:55:46
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 a, n, sol, p;
long long i;
int main(){
    f>>n>>p;
    a=n;
    sol=1;
    for(i=1;i<=p;i=i*2){
        if(p&i)
            sol=(sol*a)%1999999973;
        a=(a*a)%1999999973;
    }
    g<<sol;
    return 0;
}