What is the dummy piece of code used during the top-down approach of integration testing

The forerunner to cell phones, pdas, and smartphones was

Which of the following commands is more recommended while creating a bot?

How to print: number is equal to: 1 and it is odd number number is equal to: 2 and it is even number number is equal to: 3 and it is odd number number is equal to: 4 and it is even number in the console using java using 1 if statement, 1 while loop, 1 else loop also using % to check odds and evens