Cod sursa(job #1210422)
Utilizator | Data | 19 iulie 2014 22:43:01 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.43 kb |
#include <fstream>
using namespace std;
int putere(int a, int b)
{
if (b>0)
{
if (b%2==1)
return (a%1999999973*putere(a%1999999973,b-1))%1999999973;
else
return putere(a%1999999973*a%1999999973,b/2)%1999999973;
}
else return 1;
}
int main ()
{
ifstream f("lgput.in");
ofstream g("lgput.out");
int n,k;
f>>n>>k;
g<<putere(n,k);
return 0;
}