x是正數,y是實數。
樓主的意思是
所有跟帖:
• Imposible. -jinjing- ♀ (98 bytes) () 06/01/2010 postreply 15:31:57
x是正數,y是實數。
• Imposible. -jinjing- ♀ (98 bytes) () 06/01/2010 postreply 15:31:57
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