Convert a percentage score (ranging from 0 to 100) to a letter grade. The schema is as follows:

score > 100 or < 0: wrong input

score >= 90: A

80 <= score < 90: B

70 <= score < 80: C

60 <= score < 70: D

50 <= score < 60: E

score < 50: F

Write a Python program to allow the user to input the score. Note that scores with decimal should be allowed, e.g., 81.5. Paste your code here WITHOUT outputs: