Cod sursa(job #2038302)
Utilizator | Data | 13 octombrie 2017 16:27:14 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.51 kb |
#include <fstream>
using namespace std;
ifstream in ("lgput.in");
ofstream out ("lgput.out");
int lgput (int n, int p)
{
if(p == 0)
return 1;
else
{
if(p == 1)
return n;
else
{
if(p%2 == 0)
return lgput(n*n, p/2);
else
return lgput(n*n, (p-1)/2);
}
}
}
int main()
{
int n, p;
in>>n>>p;
int sol = lgput(n, p) % 1999999973;
out<<sol;
return 0;
}