Cod sursa(job #2061983)
| Utilizator | Data | 9 noiembrie 2017 21:32:33 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.48 kb |
#include <fstream>
#define numar 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int lgput(int n,int p)
{
int b=n,produs=1;
for(int i=0;p>>i;++i)
{
if((p>>i)&1)
{
produs*=b;
produs%=numar;
}
b*=b;
b%=numar;
}
return produs;
}
int main()
{
int N,P;
f>>N>>P;
N%=numar;
P%=numar-1;
g<<lgput(N,P);
return 0;
}
