C programming help!

13.16 Loops - Ex4 Write a program that prints a pattern like the ones shown below. Ask the user to input the letter that goes in the middle of the last row in the pyramid (uppercase or lowercase). The pattern should extend to the character entered. In the Example 1,the pattern is the result from an input value of E. Consider the alphabet as a continuous list such that before the A comes Z (See example 2). Hint: Use nested loops Example 1: Input Output: ABA ABCBA ABCDEDCBA Example 2: Output: WXW wxyxw wxyzyxw wxyzazyxw