comment:Same as test03 but without promotion/demotion/depth
size
list
push:ant
push:bat
push:cow
push:dog
push:emu
push:fox
push:gnu
push:hen
push:jay
push:kea
size
list
peek
pop
list
size
peek
pop
pop
pop
pop
list
pop
pop
pop
pop
pop
list
size
comment:The following should throw a "Pop of empty stack" exception
pop
comment:The following should throw a "Peek of empty stack" exception
peek
