For Loop Programming

1. Write a program to print all natural numbers from 1 to n.
2. Write a program to print all natural numbers in reverse (from n to 1)
3. Write a program to print all alphabets from a to z.
4. Write a program to print all even numbers between 1 to 100.
5. Write a program to print all odd numbers between 1 to 100.
6. Write a program to find the sum of all natural numbers between 1 to n.
7. Write a program to find the sum of all even numbers between 1 to n
8. Write a program to find the sum of all odd numbers between 1 to n
9. Write a program to print a multiplication table of any number.
10. Write a program to print all ASCII characters with their values
11. Write a program to find the power of a number using for loop
12. Write a program to find all factors of a number
13. Write a program to calculate the factorial of a number
14. Write a program to find the HCF (GCD) of two numbers
15. Write a program to find the LCM of two numbers
16. Write a program to check whether a number is a Prime number.
17. Write a program to print all Prime numbers between 1 to n.
18. Write a program to find the sum of all prime numbers between 1 to n
19. Write a program to find all prime factors of a number
20. Write a program to check whether a number is a Perfect number or not
21. Write a program to print all Perfect numbers between 1 to n.