Cod sursa(job #2335173)

Utilizator Bigiu_AndreiBigiu Andrei Bigiu_Andrei Data 3 februarie 2019 18:05:35
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>
#define mod 1999999973
using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

int Putere(int n,int p)
{
    int r=1;
    while(p)
    {
        if(p%2==1)
            r=(1LL*r*n)%mod;
        n=(1LL*n*n)%mod;
        p/=2;
    }
    return r;
}

int main()
{
    int n,p;
    f>>n>>p;
    g<<Putere(n,p);
    return 0;
}