Chapter 6, Problem 9PP

Program Plan Intro

Game of life

Program plan:

• Import necessary package.
• Create a class “PlayLifeg”,
  • Define the method “displayBoard”,
    • Initialize the row and column.
    • Execute loop till number of rows,
      • Execute loop till number of columns,
        • Execute for the value in the board location,
        • • Print “X”.
        • Otherwise, print “O”.
      • Print new line.
  • Define the method “advanceBoard()”,
    • Initialize the row and column.
    • Declare 2D array.
    • Execute loop till number of rows,
      • Execute loop till number of columns,
        • Initialize the count variable to count surrounding cells.
        • Check the condition,
        • • Execute for the value in the location “y-1, x”,
            • Increment the count.
              • Check the condition,
                • Execute for the value in the location “y-1, x-1”,
                  • Increment the count.
              • Check the condition,
                • Execute for the value in the location “y-1, x+1”.
        • Check the condition,
        • • Execute for the value in the location “y+1, x”,
            • Increment the count.
              • Check the condition,
                • Execute for the value in the location “y+1, x-1”,
                  • Increment the count.
              • Check the condition,
                • Execute for the value in the location “y+1, x+1”.
        • Check the condition,
        • • Execute for the value in the location “y, x-1”,
            • Increment the count.
        • Check the condition,
        • • Execute for the value in the location “y, x+1”,
            • Increment the count.
        • Assign the value to the next board location.
        • Execute the condition for the value in “y,x”,
        • • Check the condition for cell death from overcrowding,
            • Set the Boolean value as false.
              • Check the condition for cell death from loneliness,
                • Set the Boolean value as false.
              • Otherwise,
                • Check the condition  for cell birth,
                  • Set the Boolean value to true.
    • Return the array.
  • Define the Boolean method “main()”,
    • Create “Scanner” object.
    • Prompt the user a board row and column.
    • Get the row and column from the user.
    • Declare 2D array.
    • Prompt the user to enter the input to fill the board.
    • Execute loop till number of rows,
      • Execute loop till number of columns,
        • Check whether the input is “1”,
        • • Set the Boolean value to true.
        • Otherwise,
        • • Set the value to false.
      • Create object “PlayLifeg”.
      • Call the method “displayBoard()”.
      • Prompt the user a number of iterations.
      • Get the number of iterations from the user.
      • Create a loop till number of iterations,
        • Assign the value returned from “advanceBoard()”.
        • Check the condition,
        • • Print the string.
          • Call the method “displayBoard()”.
    • Print the message.
    • Call the method “displayBoard()”.