- Read a number from the user and display it
- Read a character from the user and display whether it is a number or not
- Sum of two numbers
- Sum of two numbers without using + operator
- Sum of command line arguments
- Display quotient of two numbers
- Display Quotient of two numbers without using / operator
- Display remainder of two numbers
- Display remainder of two numbers without using % operator
- Check whether two numbers are equal or not..