250+ C programs for practice 2021 page no: 9

● Find diameter, circumference and area of a circle using functions.

● Maximum and minimum between two numbers using functions.

● Check whether a number is even or odd using functions.

● Check whether a number is prime, Armstrong or perfect number using

functions.

● Find all prime numbers between the given interval using functions.

● Print all strong numbers between the given interval using functions.

● Armstrong numbers between the given interval using functions.

● Print all perfect numbers between the given interval using functions.

● Find the power of any number using recursion.

● Print all natural numbers between 1 to n using recursion.

● Print all even or odd numbers in given range using recursion.

● Sum of all natural numbers between 1 to n using recursion.

● Find the sum of all even or odd numbers in a given range using recursion.

● Find reverse of any number using recursion.

● Check whether a number is a palindrome or not using recursion.

● Find the sum of digits of a given number using recursion.

● Find factorial of any number using recursion.

● Generate nth Fibonacci term using recursion.

● Find gcd (HCF) of two numbers using recursion.

● Find lcm of two numbers using recursion.

● Display all array elements using recursion.

● Find the sum of elements of the array using recursion.

● Find maximum and minimum elements in an array using recursion.

● Stricmp() Function (Case In-Sensitive Compare)

● Strncat() Function (String Concatenat