Not able to understand the question http://www.codechef.com/problems/MANIP5 please make me understand it,I guess the test cases given in the question has some problem Please help me in understanding Thanx in advane 
So, which part of input is unclear to you?
Let’s try the first one 1 0 1 2 0 0, you have one marble with value 1, one marbles with value 3 and finally two marbles with value 4
Sum is 12, but there is no subset of { 1, 3, 4, 4 } which sum is 6…