1. Push a D; push an A; push an H; push an L; pop an L; pop an H; pop an A; pop a D; the output is LHAD. 2. Pop one item, storing it in a local variable called top. Then peek at the next item, storing...

1. Push a D; push an A; push an H; push an L; pop an L; pop an H; pop an A; pop a D; the output is LHAD.

2. Pop one item, storing it in a local variable called top. Then peek at the next item, storing it in another local variable called result. Push the top back on the stack and return the result.