Answers

2015-11-17T15:39:10+05:30
This cannot happen. You cannot overtake the person who is in the last place, as there is no-one behind them!
2 5 2
2015-11-17T15:47:21+05:30
Impossible 
since the person is al last u cannot overtake him/her because no one is behind him/her.
1 5 1