Cod sursa(job #1281536)
Utilizator | Data | 3 decembrie 2014 12:03:08 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.34 kb |
#include <fstream>
using namespace std;
int n,p,R=1999999973;
ifstream in("lgput.in");
ofstream out("lgput.out");
int putere( int n, int p)
{
if(p==1)
return n;
if(p%2==1)
return n*putere((long long)n*n%R, p/2);
return putere((long long)n*n%R,p/2);
}
int main()
{
in>>n>>p;
out<<putere(n,p);
return 0;
}