List all the substrings of length 3 of the string “alphabet”. Write a program that reads a character string of maximum length 50 and prints all substrings of length 3. If you cannot think of anything...

List all the substrings of length 3 of the string “alphabet”.

Write a program that reads a character string of maximum length 50 and prints all

substrings of length 3. If you cannot think of anything better, use as input data

"These are the times that try our souls."

The output from this sample input should be

The

hes

ese

.

.

.

uls

ls.