Cod sursa(job #1509171)
| Utilizator | Data | 23 octombrie 2015 16:18:22 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.36 kb |
#include <fstream>
using namespace std;
ifstream in ("lgput.in");
ofstream out ("lgput.out");
int main()
{
int n,r=1,p;
in>>n>>p;
while(p!=1)
{
if(p%2==0)
{
p=p/2;
n=n*n;}
else
{
p=p-1;
r=r*n;
}
}
n=n*r;
out<<n<<endl;
return 0;
}
