Python-Exercise-Book

1. Change Plaintext to Slang language
2. Find whether the two given strings are anagrams or not
3. Convert Plaintext to Ciphertext using Key
4. Convert Ciphertext to Plaintext using Key
5. Modifies all first char have been changed to '@
6. Calculate age in years months and days
7. Check for a perfect pangram
8. Check number is odd or even without using math operation
9. Count the frequency of each character in a string
10. Displays the number of digits, letters, special characters and lines in the text
11. Find out all pairs in the List with sum as value
12. Find the shortest common substring from two input strings
13. Print each combination of characters in a string
14. Sum of the first n terms of a+aa+aaa.. where a is between 1 and 9
15. Swap the cases of each character in the string
16. Validate the password input by users
17. Word-wise reverse an input string