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#1

only one test case not left. can you help

#2

hi @sraj39273,
try this
14 14 3 -1 8 8 12 -1 6 17 3 -1 1 11 10 -1 6 6 13 -1 10 17 7 -1 11 7
ans is 7 6 7 13 11 10

#3

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