# Create a stack
def create_stack():
    stack = []
    return stack

# Create an empty stack
def check_empty(stack):
    return len(stack) == 0

# Add items to stack
def push(stack, item):
    stack.append(item)
    print(f'Pushed {item}')

# Remove an element from stack
def pop(stack):
    if (check_empty(stack)):
        return "stack empty"
    return stack.pop()

# Driver code
stack = create_stack()
push(stack, str(1))
push(stack, str(2))
push(stack, str(3))
push(stack, str(4))
print(f'Popped: {pop(stack)}')
print(f'Stack: {str(stack)}')