Cod sursa(job #2262601)
| Utilizator | Data | 17 octombrie 2018 17:17:55 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.52 kb |
#include <fstream>
using namespace std;
ifstream in ("lgput.in");
ofstream out ("lgput.out");
#define MOD 1999999973
int ridicareLaPutere (int a, int p)
{
int n = 1;
while (p > 0) {
if (p % 2 == 0) {
a *= a;
a %= MOD;
p /= 2;
}
else {
n *= a;
n %= MOD;
p --;
}
}
return n;
}
int main ()
{
int n, p;
in >> n >> p;
out << ridicareLaPutere(n, p);
return 0;
}
