Cod sursa(job #1527527)

Utilizator pufstarDragos Gheorghiu pufstar Data 18 noiembrie 2015 11:45:58
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.37 kb
#include <fstream>
using namespace std;
ifstream f("lgput.in"); ofstream g("lgput.out");
long long n, p;
long long Pow(int n, int p)
{
    if(p==1) return n;
    else if(p==0) return 1;
    else if(p%2==0) return Pow(n, p/2)*Pow(n, p/2);
    else
    {
        return Pow(n, p/2)*Pow(n, p/2)*n;
    }
}
int main()
{
    f>>n>>p;
    g<<Pow(n, p);
    return 0;
}