Python language: Ask user to enter a string with two "!" within it to mark substring. Then, your program will output letters (including space(s)) surrounded by "!" in reverse order but not including "!".

Enter a string with two "!" surrounding portion of the string: This is !A Test! see? t S e T A Do you want to try again? (y) y Enter a string with two "!" surrounding portion of the string: Test !123456! Test. 6 5 4 2 1 Do you want to try again? (y) n Thank you for playing