Page 525 - Computer Science V2.0 Class 11

string = input("Enter a string: ")
alphabetCount, digitCount, specialCount = countCharacters(string)

print(f"Alphabet count: {alphabetCount}")
print(f"Digit count: {digitCount}")
print(f"Special character count: {specialCount}")
Program 34: Write a menu-driven program that accepts a string and depending on the user's choice displays the
following:

1. length of the string
2. number of occurrences of 'm' it contains

3. number of digits it contains
4. the string obtained on replacing each space in it by '*'
5. the string obtained on replacing each alphabet in uppercase by the corresponding alphabet in lowercase

6. the corresponding string in title case
Note: Use Built-in functions for each menu option.

Ans. def stringLength(string):
'''
Objective : To calculate the length of the string
Input Parameter : string

Return Value : len(string) – numeric value
'''
return len(string)

def mCountOccurrence(string):
'''

Objective : To count the occurrences of 'm' in the string
Input Parameter : string
Return Value : numeric value
'''

return string.count('m')

def countDigits(string):
'''
Objective : To count the number of digits in the string
Input Parameter : string

Return Value : sum – numeric value
'''
return sum(1 for char in string if char.isdigit())

def replaceSpaces(string):

Practical 511