In C Programming - use of pointers

Requirements:

1) use of *operator(pointers) to access array element in all function- NOT the indexing syntax.

2) Reading the array from file.

Please Need help.

please use proper comments

Problem: Write a program in C that implements Selection Sort and Insertion Sort. Use only the dereference syntax to access array elements: *myarr + i). Examples: def insertionSort(arr): for i in range(1, len(arr)): key = arr[i] j = 1-1 while j >= 0 and key