Please type in the programs and make them work:

Stack using Arrays

s = Stack()

print(s.is_empty())

s.push(4)

s.push("dog")

s.push("cat")

s.push("zebra")

print(s.peek())

s.push(True)

print(s.size())

print(s.is_empty())

s.push(8.4)

s.push("sorry")

print(s.pop())

print(s.pop())

print(s.size())

print(s.peek())