回复:红色单位正方形问题解答

but can i put the red square on diagonal line?

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It does not matter! The key is... -群众丁- 给 群众丁 发送悄悄话 (254 bytes) () 04/30/2009 postreply 10:29:14

回复:It does not matter! The key is... -外-国人- 给 外-国人 发送悄悄话 (122 bytes) () 05/01/2009 postreply 16:51:16

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