Count characters

Write a program to count and print the total number of characters (lowercase english alphabets only), digits (0 to 9) and white spaces (single space, tab i.e. '\t' and newline i.e. '\n') entered till '$'.

That is, input will be a stream of characters and you need to consider all the characters which are entered till '$'.

Input Format :
A stream of characters terminated by '$'
Output Format :
3 integers i.e. count_of_characters count_of_digits count_of_whitespaces (separated by space)
CodingNinjas
author
2y
Space Complexity: O(1)Explanation: Time Complexity: O(1)Explanation:
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