Cod sursa(job #664801)
| Utilizator | Data | 20 ianuarie 2012 20:35:46 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.57 kb |
#include<fstream>
using namespace std;
#define mod 1999999973
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long putere( long long n, long long p );
int main()
{
long long n, p;
fin >> n >> p;
fout << putere( n, p );
fin.close();
fout.close();
return 0;
}
long long putere( long long n, long long p )
{
if( p == 0 )
{
return 1;
}
if( p % 2 == 0 )
return (putere( (n*n)%mod, p/2 ))%mod;
else
return (n * putere( (n*n)%mod, p/2))%mod;
}
