Parottasalna

1. Create a variable named name and assign your name to it. Then print the value of the variable.
2. Create a variable age and assign your age to it. Later, reassign the variable with a new value and print the new value.
3. Assign the values 5, 10, and 15 to three variables a, b, and c in a single line. Print their values.
4. Swap the values of two variables x and y without using a third variable. Print their values before and after swapping.
5. Define constants PI with appropriate values and print them.
6. Write a program that calculates the area of a circle using the constant PI and a variable radius. Print the area.
7. Define constants for the length and width of a rectangle. Calculate and print the area.
8. Define a constant for π (pi) and a variable for the radius. Calculate and print the circumference of the circle.

Solutions