Cod sursa(job #2454112)

Utilizator bostanlucastefanBostan Luca-Stefan bostanlucastefan Data 7 septembrie 2019 14:30:02
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.36 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;

ifstream fin("lgput.in");
ofstream fout("lgput.out");

long long a,p;

long long pow(long long a,long long p)
{
    if(p==0)
        return 1;
    if(p%2==0)
        return pow(a*a,p/2);
    else
        return a*pow(a,p-1);
}

int main()
{
    fin>>a>>p;
    fout<<pow(a,p)<<'\n';
    return 0;
}