# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
715108 | The_Cat_Person | Logičari (COCI21_logicari) | C++14 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <iostream>
using namespace std;
int n;
int main()
{
if (((((((((((((((((n%2)%2)%2)%2)%2)%2)%2)%2)%2)%2)%2)%2)%2)%2)%2)%2==1)/*not power of two*/
{
cout<<"-1"<<endl;
}
else /*power of 2*/
{
cout<<n/2<<endl;
}
return 0;
}