1. Python Program to Print Hello world! 2. Calculate the multiplication and sum of two numbers 3. Python Program to Find the Square Root 4. Python Program to Calculate the Area of a Triangle 5. Python Program to Solve Quadratic Equation 6. Python Program to Swap Two Variables 7. Python Program to Generate a Random Number 8. Return the count of a given substring from a string 9. Print the following pattern 10. Python Program to check if the given number is a palindrome number 11. Python Program to print multiplication table form 1 to 10 12. Print downward Half-Pyramid Pattern with Star (asterisk) 13. Python Program to Convert Kilometers to Miles 14. Python Program to Check if a Number is Positive, Negative or 0 15. Python Program to Find the Sum of Natural Numbers 16. Print the sum of the current number and the previous number in Python