Activating encoder mode
5 2
0 1 1 1 0 
0 0 1 1 1 
0 0 0 1 1 
0 0 0 0 1 
1 0 0 0 0 
? 2 1
<
? 3 2
<
? 5 4
<
? 4 1
<
? 4 2
<
? 4 3
<
! 5 4 3 2 1 
? 2 1
Grader gave feedback: Case #1: Wrong edge in answer, 5 to 4
Grader killed graded software