Using C

Q5 Complete the following functions that work as follows: i) Accepts user input of a 1-10-digit number numl ii)Defines int sum _digits(int numl) that calculates and returns the sum of the digits (using while or for loop) ii) Defines int sum _digits_recursion(int numl) that calculates and returns the sum of the digits recursively iv Prints the output in the following format: Input an integer to find the sum of its digits 12345 Sum of the digits of the number 12345 is 15. Sum of the digits of the number 12345 via recursive function is 15