Practice Top 30 C Programming Questions on Variadic Function

Practice Top 30 C Programming Questions on Variadic Function

Q1. Write a variadic function to calculate the sum of N numbers.

Input: 5, 1, 2, 3, 4, 5  
Output: Sum = 15

Q2. Write a variadic function to find the maximum among N numbers.

Input: 4, 12, 9, 15, 3  
Output: Maximum = 15

Q3. Write a variadic function to concatenate multiple strings.

Input: "Hello", " ", "World!"  
Output: Hello World!

Q4. Write a variadic function to find the minimum among N numbers.

Input: 4, 5, 3, 9, 1  
Output: Minimum = 1

Q5. Write a variadic function to calculate the average of N numbers.

Input: 3, 10, 20, 30  
Output: Average = 20

Q6. Write a variadic function to print all its arguments.

Input: 4, 1, 2, 3, 4  
Output: 1 2 3 4

Q7. Write a variadic function to calculate the sum of only positive numbers.

Input: 5, -3, 7, 4, -1, 2  
Output: Sum = 13

Q8. Write a variadic function to calculate the length of multiple strings.

Input: "C", "Programming", "Language"  
Output: 1 11 8

Q9. Write a variadic function to count how many numbers are odd.

Input: 6, 4, 5, 7, 10, 13, 6  
Output: Odd Count = 3

Q10. Write a variadic function to calculate the product of N numbers.

Input: 3, 2, 3, 4  
Output: Product = 24

Q11. Write a variadic function to check if all numbers are even.

Input: 4, 2, 4, 6, 8  
Output: All Even = Yes

Q12. Write a variadic function to print multiple strings.

Input: "I", "Love", "C"  
Output: I Love C

Q13. Write a variadic function to find the largest string by length.

Input: "C", "Python", "JavaScript"  
Output: Largest = JavaScript

Q14. Write a variadic function to count the total number of arguments.

Input: 5, 10, 20, 30, 40, 50  
Output: Count = 5

Q15. Write a variadic function to find the smallest string by length.

Input: "Hello", "Hi", "Hey"  
Output: Smallest = Hi

Q16. Write a variadic function to check if given strings are palindromes.

Input: "madam", "hello", "civic"  
Output: Yes No Yes

Q17. Write a variadic function to concatenate strings with a given delimiter.

Input: ",", "Red", "Green", "Blue"  
Output: Red,Green,Blue

Q18. Write a variadic function to print all arguments in reverse order.

Input: 3, 1, 2, 3  
Output: 3 2 1

Q19. Write a variadic function to check if all strings start with a specific character.

Input: 'H', "Hello", "Hi", "Hey"  
Output: Yes

Q20. Write a variadic function to calculate the sum of squares of N numbers.

Input: 3, 2, 3, 4  
Output: Sum of Squares = 29

Q21. Write a variadic function to find the longest word in a sentence.

Input: "I love programming in C"  
Output: Longest = programming

Q22. Write a variadic function to check if all numbers are positive.

Input: 4, 1, 2, 3, 4  
Output: All Positive = Yes

Q23. Write a variadic function to compare two lists and check if they are identical.

Input: 3, 1, 2, 3 and 3, 1, 2, 3  
Output: Identical = Yes

Q24. Write a variadic function to count the number of even and odd numbers.

Input: 5, 1, 2, 3, 4, 5  
Output: Even = 2, Odd = 3

Q25. Write a variadic function to calculate the sum of digits of multiple numbers.

Input: 2, 123, 456  
Output: 6 15

Q26. Write a variadic function to find the shortest word in a sentence.

Input: "I love coding"  
Output: Shortest = I

Q27. Write a variadic function to check if all numbers are divisible by a given number \( K \).

Input: 3, 2, 4, 6  
Output: Divisible by 2 = Yes

Q28. Write a variadic function to multiply only positive numbers.

Input: 5, -2, 3, 4, -1, 2  
Output: Product = 24

Q29. Write a variadic function to convert multiple strings to uppercase.

Input: "hello", "world"  
Output: HELLO WORLD

Q30. Write a variadic function to find all words in a sentence with a specific length.

Input: "C programming is fun", 2  
Output: is