Cod sursa(job #2174392)

Utilizator EricEric Vilcu Eric Data 16 martie 2018 11:49:52
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.31 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long n,e,S;
int main()
{
    f>>n>>e;
    if(e==0){g<<1;return 0;}
    S=1;
    for(;e>0;e/=2)
    {
        if(e%2==1)S=(S*n)%1999999973;
        n=(n*n)%1999999973;
    }
    g<<S;
}