Cod sursa(job #1372285)

Utilizator irinalazarLazar Irina irinalazar Data 4 martie 2015 12:36:27
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.33 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int expo(int a, int n)
 {
    if(n==0) return 1;
    int aux=expo(a,n/2);
    if(n%2==0) return aux*aux;
    if(n%2==1) return aux*aux*a;
 }
int main()
{

    int n,p;
    f>>n>>p;
    g<<expo(n,p)%1999999973;
    return 0;
}