Cod sursa(job #1841288)
| Utilizator | Data | 5 ianuarie 2017 14:49:26 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.58 kb |
#include <iostream>
#include <fstream>
using namespace std;
#define MOD 1999999973
int putere(int x, int put) {
if (put == 0) {
return 1;
} else if (put % 2 == 1) {
return (long long) x * putere(x, put - 1) % MOD;
} else {
int res = putere(x, put / 2);
return ((long long) res * (long long) res) % MOD;
}
}
int main()
{
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int x, put;
fin >> x >> put;
fout << putere(x, put);
fin.close();
fout.close();
return 0;
}
