in this problem https://www.codechef.com/problems/RECTLIT (snackdown problem 1)
1 3 10 0 5 2 3 2 7
picking up any top AC solutions from
gives the result yes on this test case while the correct ans should be no.
some of my verified solutions are :
not all but most of the solutions passed with wrong logic and this case was a strong edge case in it. so many got ac without handling this case. test cases seem to be weak.