1. Write a program to find sum of two numbers.
2. Write a program to find area of rectangle. (Area = length * width)
3. Write a program to find area of square. (Area = length * length)
4. Write a program to calculate inch from centimeter. (inch = centimeter * 2.56)
5. Write a program to calculate average of two numbers.
6. Write a program to print ASCII value of a number.