Cod sursa(job #1639283)
| Utilizator | Data | 8 martie 2016 11:39:22 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.42 kb |
#include <fstream>
#define MOD 1999999973
using namespace std;
int main()
{
FILE * fin = fopen("lgput.in", "r");
FILE * fout= fopen("lgput.out", "w");
long long int n, p, res;
fscanf(fin, "%lld %lld", &n, &p);
res = 1;
for (int i = 1; i <= p; i <<= 1)
{
if (i & p)
{
res = (res * n) % MOD;
}
n = (n*n) % MOD;
}
fprintf(fout, "%lld", res);
fclose(fin);
fclose(fout);
return 0;
}