Cod sursa(job #2163235)

Utilizator mariastStoichitescu Maria mariast Data 12 martie 2018 17:23:03
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 a,b,p;
int main()
{
    f>>a>>b;
    p=1;
    while(b){
        if(b%2){
            b--;
            p=(p*a)%1999999973;
        }
        else {
            a=(a*a)%1999999973;
            b/=2;
        }
    }
    g<<p;
}