Cod sursa(job #718761)
Utilizator | cristescu liviu ms-ninja | Data | 21 martie 2012 08:45:37 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.32 kb |
#include <fstream>
using namespace std;
#define llu long long unsigned
#define MOD 1999999973
int main ()
{
ifstream fin("lgput.in");
ofstream fout("lgput.out");
llu n,p,sol;
fin>>n >>p;
for(sol=1;p;p>>=1)
{
if(p&1)
sol=(sol*n)%MOD;
n=(n*n)%MOD;
}
fout<<sol;
return 0;
}