Use python

1. Develop a python code that add three arrays and subtract a fourth array 2. Create a program that stores the numbers below in a LIST Sort the list Print a list Prompt the user to choose a number and to the user where is the position (index) of the number 34 45 3 87 63 32 1 12 17 33 55 23 67 15 39 11 19 47 3. Develop a function that compares A_Z string Example: Input: AAAAAABBBBBBBBBBCCCCCCCCCAXMKKKK Compress to: A5B9C8AXMK3 4. Develop a function that expands a compressed syting with all letters a A_Z string Example: Input: A5B9C8AXMK3 Expands to: AAAAAABBBBBBBBBBCCCCCCCCCAXMKKKK