Cod sursa(job #2871926)

Utilizator Glue02Tudorescu Ioan Daniel Glue02 Data 15 martie 2022 23:45:43
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.31 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;

ifstream cin("lgput.in");
ofstream cout("lgput.out");
int putere(int a,int n)
{
    if(n==0) return 1;
    int p = putere(a,n/2);
    if(n%2) return p*p*a;
    else return p*p;
}
int main()
{
    int a,b;
    cin>>a>>b;
    cout<<putere(a,b);
    return 0;
}