Create a program that provides a listing of all the files in a directory. the program should be a java application that accepts a single argument into the args array of the main() method. this argument identifies the name of a directory. the application should make sure that this filename really does identify a directory and then list all of the files in the directory. for each file, list whether the file is a file or a directory and list the size for each file. the program should print its output to system. out.

Design a class tictactoe that: holds the following information about the game: two-dimensional array (3 by 3), and winner. add additional variables as needed. includes the functions to perform the various operations on objects. for example, function to print the board, getting the move, checking if move is valid, determining if there is a winner after each move. add additional operations as needed. includes constructor(s). write the functions of the class, and write a program that uses the class. the program should declare an object of type tictactoe. the program will create the board and store it in the array. the program will allow two players to play the tic-tac-toe game. after every valid move update the array, check if there is a winner. if there is no winner and no tie, then print the board again to continue.