Cod sursa(job #2061029)
| Utilizator | Data | 8 noiembrie 2017 21:15:32 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.51 kb |
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int n,p;
long long lgput(long long n, long long p)
{
if (p == 1)
return n;
else
{
long long putere = lgput(n, p/2);
putere %= MOD;
if (p%2 == 0)
return putere*putere%MOD;
else
return putere*putere%MOD*n%MOD;
}
}
int main()
{
fin >> n >> p;
fout << lgput(n, p);
return 0;
}
