Clarifiication with problem

#1

prob: https://hack.codingblocks.com/app/contests/1975/88/problem

test case:
3 2
1 1 2
1 1

shouldn’t the output here be 2 because it is not present in the second subarray

#2

@raghav007, the problem statement is little ambiguous, let me check with the moderator

#3

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