PYTHON ****

Write the following functions:

1. a function that takes an integer n and prints all numbers (1 to n inclusive) separated by a space.

2. a function that takes an integer n and prints all numbers ( n to 1 inclusive) in backward separated by a space.

3. a function that takes an integer n and returns the sum of first n odd numbers (1 to n inclusive).4. a function that takes an integer n and returns the sum of first n even numbers (1 to n inclusive).