Problem 1: Write a function that will reverse a C String. For example if the string was "Hello" it should be reversed to "olleH"

Problem 2: Write a program to read elements in array and copy all elements of first array into second array.

Problem 3: Write a program to insert an element in array at specified position.

Example: 
If the elements of array are: 10, 20, 30, 40, 50 
After inserting 25 at position 3
Elements of array are: 10, 20, 25, 30, 40, 50 

Problem 4: Write a program to delete an element from an array at specified position. The program should also print an error message if the delete position is invalid. There should be no empty elements between the numbers.

Example: 
If the array elements are - 10, 20, 30, 40, 50 
After deleting element at position 2
Elements of array - 10, 30, 40, 50