Nah, he said below newbie

See Antonov225Mriya for example, it's White.

It's White

Read the previous revisions of his comment. You'll get it.

No

Thanks,

vector<int> vec;
int x=vec.size()-1;
int y=vec.size();
y--;

could you explain why x==4294967295 and y==-1

Got it, thanks

This is regarding the bugaboo B. Can anyone tell why this solution gets accepted while this solution gets a TLE. The only difference is I am storing vector.size() in a variable and using it in the last for loop. I believe vector.size() has a O(1) complexity.