On 26/11/2007, Christina Margaret Berens <[EMAIL PROTECTED]> wrote: > I am supposed to make a very simple gameboard where a person is to > find the gold by moving up, down, left, or right. I have most of the > math worked out and am trying to place the person on the game board. > We were to make a list of lists for the board, but to place the person > or gold on the board, I have to change one of the spaces to a '+', but > when I do it, it changes all the elements in that position in each > list. [...]
Here is something for you to try: >>> x = [3] >>> y = [x, x, x] >>> print y >>> y[1].append(2) >>> print y >>> print x Does anything you see here surprise you? Can you explain what is going on? -- John. _______________________________________________ Tutor maillist - [email protected] http://mail.python.org/mailman/listinfo/tutor
