I guess you want to relax the condition that every number appears at least once to avoid Haha's hack. :-) And the question is to find one repeated number.
I asked a similar question in an interview.
本帖於 2009-06-09 09:31:02 時間, 由普通用戶 康MM 編輯
所有跟帖:
• you are definitely right... I need to fix it :) -dynamic- ♂ (0 bytes) () 05/18/2009 postreply 10:48:03