Cod sursa(job #2305096)
Utilizator | Data | 19 decembrie 2018 07:03:17 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int baza, putere;
int p;
int main()
{
fin>>baza>>putere;
p=baza;
while(putere!=1)
{
if(putere%2)
{
putere--;
p*=baza;
}
else
{
p*=p;
putere/=2;
}
}
fout<<p<<'\n';
return 0;
}