Cod sursa(job #2442452)

Utilizator Ionut_BirjovanuBirjovanu Ioan Cristian Ionut_Birjovanu Data 24 iulie 2019 00:21:45
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.4 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int main()
{
    long long n,p,r;
    fin>>n>>p;
    r=1;
    while(p){
        if(p%2==0){
            n=(n*n)%1999999973;
            p=p/2;
        }
        else{
            r=(r*n)%1999999973;
            p--;
        }
    }
    fout<<r%1999999973;
    return 0;
}