Numerical Tic-Tac-Toe ReadMe

- This is a free drag and drop tic-tac-toe game for two people using numbers rather than X's and O's.
- The goal is to make the number tiles in a row, a column, or a diagonal add up to
**15**(for the 3x3 grid) or**34**(for a 4x4 grid). - There are four game versions, two for a 3x3 grid and two for a 4x4 grid.
- For each grid size, there is a version where both players can use any number, and another version where one player uses only even numbers and the other player uses only odd numbers.
- Use the buttons on the bottom of the page to select which Number Tic-Tac-Toe version is shown.
- For players who want confirmation of their addition, there is a button to show the row, column, and diagonal sums.
- To change the value of the winning sum, click the "Pick Sum" button, type the new winning sum number in the box, and press the "Enter" button.