The following input statement is part of a silly program designed to flummox freshmen. BS-input ('How long is a battleship? (Type "true" or "false"): ','s') Write a short segment of MATLAB code that will accomplish the following task: If the user typed either "true" or "false" with ANY combination of upper and lowercase If the user typed anything other than the word "true" or the word "false," an error message characters, display the message "Surely you jest." in the command window. stating "INVALID ENTRY" should appear and the program should terminate