Write a program in C++ that reads data from a file. Create dynamic memory according to the data. Now your task is to perform the following task. I. Row wise Sum

II. Column wise Sum

III. Diagonal wise Sum

1. You are strictly not allowed to use anything other than pointers and dynamic memory.
2. One function should perform one functionality only.

Acase study allows a more detailed look at the life of a single subject than any other study.

When is a chart legend used a. all the time b. whenever you are comparing data that is the same c. whenever you are comparing multiple sets of data d. only for hand-drawn charts

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.