Cod sursa(job #1155060)
Utilizator | Razvan-Andrei Ciocoiu RazvanR104 | Data | 26 martie 2014 17:07:24 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.43 kb |
#include <cstdio>
using namespace std;
const int mod = 1999999973;
unsigned int N, P;
int main()
{
freopen("lgput.in", "r", stdin);
freopen("lgput.out", "w", stdout);
scanf("%u %u", &N, &P);
int rez = 1, i;
for (i = 0; (1LL << i) <= P; ++i)
{
if ((P >> i) & 1)
rez = (rez * N) % mod;
N = (N * N) % mod;
}
printf("%u\n", rez);
fclose(stdout);
return 0;
}