Cod sursa(job #1606342)
Utilizator | Data | 20 februarie 2016 09:57:48 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include <fstream>
#define m 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int Putere(int n,int p)
{if(p==0) return 1;
else if(p%2==1) return n*(Putere(n,p-1))%m;
else {int y=Putere(n,p/2)%m;
return y*y%m;
}
}
int main()
{int n,p;
fin>>n>>p;
fout<<Putere(n,p);
fin.close();
fout.close();
return 0;
}