Give me this test

My solution give correct answer on all test in topic WA test 7, but i have WA test 5 from judge system.

12
1 2 3 4 2 1 5 8 9 2 10 6
Correct answer: 1 2 10 6

8
1 2 3 4 5 2 3 6
answer: 1 2 3 6