Cod sursa(job #1730030)
| Utilizator | Data | 16 iulie 2016 04:32:55 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.4 kb |
#include <fstream>
using namespace std;
int put(int n,int p)
{
if(p<0)
return put(1/n,-p);
if(p==0)
return 1;
if(p==1)
return n;
if(p%2==0)
return put(n*n,p/2);
if(p%2!=0)
return n*put(n*n,(p-1)/2);
}
int main()
{
ifstream f("lgput.in");
ofstream g("lgput.out");
int n,p;
f>>n>>p;
g<<put(n,p)%1999999973;
}
