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| • #跟帖# Very nice! [腦筋急轉] - aisanguo(0 bytes ) 2008-12-21 | |
| • #跟帖# 回複：回複：回複：在教壇問了(7年級數學題),沒搞清楚,所以再到這來尋尋能人,謝謝 [腦筋急轉] - aisanguo(251 bytes ) 2008-12-07 | |
| • #跟帖# Oops... [腦筋急轉] - AiSanGuo(74 bytes ) 2008-12-02 | |
| • #跟帖# 回複：A math problem. Help please [腦筋急轉] - aisanguo(134 bytes ) 2008-12-02 | |
| • #跟帖# 回複：球的排列 [腦筋急轉] - aisanguo(267 bytes ) 2008-11-05 | |
| • #跟帖# the 4th [腦筋急轉] - aisanguo(31 bytes ) 2008-10-01 | |
| • #跟帖# 回複：question [腦筋急轉] - aisanguo(277 bytes ) 2008-08-29 | |
| • #跟帖# Well, I am not sure that trick always works [腦筋急轉] - aisanguo(320 bytes ) 2008-07-14 | |
| • #跟帖# Very nice! Another question: [腦筋急轉] - aisanguo(59 bytes ) 2008-07-14 | |
| • #跟帖# sometimes you do not need to tell if the bad one is heavier or l [腦筋急轉] - aisanguo(497 bytes ) 2008-06-28 | |
| • #跟帖# Yes, it is solvable. [腦筋急轉] - aisanguo(146 bytes ) 2008-06-26 | |
| • #跟帖# 回複：next two terms [腦筋急轉] - aisanguo(52 bytes ) 2008-02-10 | |
| • #跟帖# 回複：幾何題 [腦筋急轉] - aisanguo(389 bytes ) 2008-01-11 | |
| • #跟帖# 回複：移數字 [腦筋急轉] - aisanguo(10 bytes ) 2008-01-11 | |
| • #跟帖# Could u please explain why can not be black? Thanks. [腦筋急轉] - aisanguo(0 bytes ) 2008-01-09 | |
| • #跟帖# 回複：語文老師的難題 [腦筋急轉] - aisanguo(19 bytes ) 2008-01-09 | |
| • #跟帖# Correct!!! [腦筋急轉] - aisanguo(62 bytes ) 2008-01-08 | |
| • #跟帖# Details [腦筋急轉] - aisanguo(528 bytes ) 2008-01-02 | |
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