Write a program that allows the user to print “ Hello world ” of size n (n is odd and ≥ 4) in one of the following ways: 1. Horizontal, Regular 2. Vertical, Regular 3. Horizontal, Inverted 4....

Write a program that allows the user to print “ Hello world ” of size n (n is odd and ≥ 4) in one of the following ways: 1. Horizontal, Regular 2. Vertical, Regular 3. Horizontal, Inverted 4. Vertical, Inverted 5. Horizontal, Scrambled 6. Vertical, Scrambled 7. Exit