Cod sursa(job #3237718)
| Utilizator | Data | 12 iulie 2024 11:12:20 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.5 kb |
#include <fstream>
using namespace std;
const int MOD = 1999999973;
int lg_put(int a, int n)
{
if (n == 0)
{
return 1;
}
int r = lg_put(a, n / 2);
r = (long long)r * r % MOD;
if (n % 2 != 0)
{
return (long long)r * a % MOD;
}
return r;
}
int main()
{
ifstream in("lgput.in");
ofstream out("lgput.out");
int a, n;
in >> a >> n;
out << lg_put(a, n) << "\n";
in.close();
out.close();
return 0;
}
