Activating encoder mode
4 200
0 1 1 0 
0 0 1 1 
0 0 0 1 
1 0 0 0 
? 4 1
>
? 2 4
>
? 3 2
>
! 3 2 4 1 
? 2 1
<
? 3 1
>
? 4 3
>
! 4 3 1 2 
? 4 3
<
? 2 3
>
? 1 2
<
? 1 4
<
! 2 3 4 1 
? 2 1
Grader gave feedback: Case #3: Wrong edge in answer, 1 to 2
Grader killed graded software