A Company has launched a new test editor that allows users to enter English letters numbers, and whitespaces only. If as user attempts to enter any other type of character it is counted as a miss.

 

Given a string of text, write an algorithm to help the developer detect the number if misses by a given user in the given input.

 

Input:

The input consist of a string textInput representing the text that us entered in the text editor by the user in the given input

 

Output

Print an integer representing the number of misses by a given user in the given input.

 

Example:

 

 Aa a234bc@ sad$ hsagd^

 

Output:

3

Explanation:

The characters that are counted as misses by the editor ar [‘@’,’$’,’^’]

 

Code(Python):

 

def editorMiss(text):

    count=0

    for ch in text:

        if((ch >= 'a' and ch <= 'z') or (ch >= 'A' and ch <= 'Z')):

            pass

        elif(ch >= '0' and ch <= '9'):

            pass

        else:

            if(ch==" "):

                pass

            else:

                count=count+1

    return count