from arraystack import ArrayStack
# sample usage
if __name__ == '__main__':
mystack = ArrayStack()
print(mystack.is_empty())
mystack.push('hello')
mystack.push(7)
print(mystack.__len__())
print(mystack.pop())
from arraystack import ArrayStack
# sample usage
if __name__ == '__main__':
mystack = ArrayStack()
print(mystack.is_empty())
mystack.push('hello')
mystack.push(7)
print(mystack.__len__())
print(mystack.pop())
