test 1 (sample) failed: test 1: position 5 mismatch: expected 3 got 2
input:
3
5 1
1 2 3 2 1
7 1
4 5 1 2 1 4 5
11 1
1 2 3 1 1 9 3 2 4 1 3
reference:
1 1 2 2 3
1 1 1 1 1 3 4
1 1 2 2 2 1 1 1 3 3 4
output:
1 1 2 2 2
1 1 1 1 1 3 4
1 1 2 2 2 1 1 1 3 3 4
exit status 1