Thank you ,you are smart. I give the total solutions for you.

回答: Actually, a>513AnaZhang2010-10-11 14:28:43

a=513+n,b=513+n-1 c=513-n-1 and d=513-n-2.      1<=n<=511

所有跟帖: 

a=513+n,b=513+n-1 c=513-n-1 and d=513-n-2. 1<=n<=511. I lik -皆兄弟也- 给 皆兄弟也 发送悄悄话 皆兄弟也 的博客首页 (0 bytes) () 10/12/2010 postreply 15:33:34

Thanks.For integer,I draw a snake with feet. 1<=n, OK. -jinjing- 给 jinjing 发送悄悄话 (0 bytes) () 10/12/2010 postreply 16:21:40

请您先登陆,再发跟帖!