1. Write a C program to read and display values of all basic data types.
2. Write a C program to input two numbers and find their sum.
3. Write a C program to input two numbers and perform all arithmetic operations (addition, subtraction, multiplication, and division).
4. Write a C program to input the length and width of a rectangle and find its perimeter.
5. Write a C program to input the length and width of a rectangle and find its area.
6. Write a C program to input the radius of a circle and find its diameter, circumference, and area.
7. Write a C program to input a length in centimeters and convert it into meters and kilometers.
8. Write a C program to input a temperature in Celsius and convert it to Fahrenheit.
9. Write a C program to convert a given number of days into years, weeks, and days.
10. Write a C program to find the power of any number (x^y).
11. Write a C program to input a number and calculate its square root.
12. Write a C program to input two angles of a triangle and find the third angle.
13. Write a C program to input the base and height of a triangle and find its area.
14. Write a C program to input marks for five subjects and calculate the total marks, average.
