Cod sursa(job #2238408)
Utilizator | Data | 5 septembrie 2018 15:47:01 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long n, p, mod = 1999999973;
int putere_logaritmic(int n, int p)
{
if (p == 0) return 1;
int x = putere_logaritmic(n, p / 2);
x*=x;
if (p % 2 == 1) x*=n;
return x;
}
int main()
{
fin >> n >> p;
fout << putere_logaritmic(n, p);
return 0;
}