# Question:
# Write a Python program that accepts a sentence and calculate the number of
# letters and digits.
#
# Suppose the following input is supplied to the program:
# hello world! 123
# Then, the output should be:
# LETTERS 10
# DIGITS 3
#
# Hints:
# In case of input data being supplied to the question, it should be
# assumed to be a console input.
#
#
# Solution:
