Reference no: EM132637514

Please solve this C program. a

1. Write down a recursive function int Sum of Octal Digits(int n), which returns the number of OCTAL digits of the positive integer n (consider n as decimal number).If the input n = 25 (decimal), Octal sum = 3+1 = 4
2. Write function (using a pointer) that finds out the maximum, minimum and average of all the elements of a given array.
3.  Write down your user-defined function that performs case insensitive string comparison similar to strcmp(char S1[ ], char S2[ ]);