Cod sursa(job #2401159)
Utilizator | Data | 9 aprilie 2019 14:17:01 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
//#include <iostream>
#include <fstream>
using namespace std;
ifstream cin ("lgput.in");
ofstream cout ("lgput.out");
long long hat (int a ,int b)
{
long long k;
k=1;
if (b==0) return 1;
else
{
k=hat(a,b/2);
if (b%2==0) return k*k;
else return k*k*a;
}
}
long long n,p;
int main()
{
cin>>n>>p;
cout<<hat (n,p);
return 0;
}