Count letters and digits
Write a Python program that counts the letters and digits in a string. Step-by-step explanation, colour-coded code and real output.
SQA Tools Blog
Learn testing and automation, one article at a time
Free tutorials, solved practice problems and interview prep for QA and automation engineers: Python, Playwright, Selenium, SQL, Git and more.
1,677Articles
1,141Solved Python problems
7Topics
100%Free
Python practice articles
1,137 articles · page 77 of 95 · Clear filtersConvert uppercase letters to lowercase
Write a Python program that converts all uppercase letters in a word to lowercase, using a loop. Step-by-step explanation, colour-coded code and real output.
FizzBuzz from 1 to 30
Write a Python program that prints 1 to 30, but "Fizz" for multiples of 3, "Buzz" for multiples of 5 and "FizzBuzz" for multiples of...
Fibonacci series up to 20
Write a Python program to print the Fibonacci series from 0 to 20. Step-by-step explanation, colour-coded code and real output.
Print 0 to 6 except 3 and 6
Write a Python program that prints all the numbers from 0 to 6 except 3 and 6. Step-by-step explanation, colour-coded code and real output.
Count even and odd numbers
Write a Python program to count the even and odd numbers in a series. Step-by-step explanation, colour-coded code and real output.
Build a string character by character
Write a Python program that adds each character of a word from the user to an empty string. Step-by-step explanation, colour-coded code and real output.
Star pattern that grows then shrinks
Write a Python program to print a star pattern that grows from 1 to 5 stars and shrinks back to 1, using nested...
Numbers divisible by 7 and multiples of 5
Write a Python program to find the numbers between 1500 and 2700 (both included) that are divisible by 7 and are multiples of...
Extract 10-digit mobile numbers
Write a Python program to get all 10-digit mobile numbers from a string. Step-by-step explanation, colour-coded code and real output.
Extract email addresses
Write a Python program to extract all email addresses from a string. Step-by-step explanation, colour-coded code and real output.
Each character on a new line
Write a Python program to print each character on its own line. Step-by-step explanation, colour-coded code and real output.
Preparing for a QA interview?
Take free timed mock tests with answers and explanations.