Quiz (1 point)
Prove that:
remaining elements after [ 2, [ 1, [ ] ] ] is popped at index 0 = [ 1, [ ] ]
The following properties may be helpful:
- remaining elements after xs is popped at index idx = remaining elements after xs is popped at index idx and visited stack is [ ]
- remaining elements after [ 2, [ 1, [ ] ] ] is popped at index 0 and visited stack is [ ] = [ 1, [ ] ]
if the following are true:
- a = b
- b = c
then a = c
Please write your proof in the table below. Each row should contain one claim. The last claim is the statement that you are trying to prove.