Question

Write the pop operation of stack containing numbers using class.

Answer 1

class NumberStack:
    def __init__(self):
        self.stack = []

    def pop(self):
        if not self.stack:
            print("Stack Empty")
            return None
        return self.stack.pop()  # Remove the top number


numbers = NumberStack()
numbers.stack.extend([10, 20, 30])
print(numbers.pop())