Target sum triplet

#1

i am getting one test case wrong
can you tell me what is wrong with my code

#2

ckeck for this case
3
1 2 3
6

#3

it is giving two same triplets
what can i do to remove it

#4

1, 2 and 3
3, 0 and 3
3, 1 and 2
also giving 3, 0 and 3

#5

check lie 14 and 24 ad compare with ur code