SPOJ - ELEVTRBL

SPOJ - ELEVTRBL

Link : https://www.spoj.com/problems/ELEVTRBL/

At first, my untrained mind doesnt got the BEAUTY of bfs....

MIND-BLOWN by the simple fact !!!

Solution referred : http://shuklas664.blogspot.com/2015/07/spoj-elevtrbl-solution.html

Cool !!!