Cod sursa(job #2575453)

Utilizator CarlaDianaCarla Diana CarlaDiana Data 6 martie 2020 13:37:58
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.38 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream fin ("lgput.in");
ofstream fout ("lgput.out");
long long n,p,rez;
int main()
{
    fin>>n>>p;
    rez=1;
    for(int i=0;(1<<i)<=p;i++)
    {
        if((1<<i)&p)
            rez=((rez%MOD)*(n%MOD))%MOD;
        n=((n%MOD)*(n%MOD))%MOD;
    }
    fout<<rez;
    return 0;
}