→ Dupe:謝謝 ^___^ 推 140.112.22.14 09/28
→ nobody:結果是哪一個? 推 61.70.147.31 09/28
→ Dupe:以上三點都不成立 等人解說第四點了 >_< 推 140.112.22.14 09/28
→ AllsFriends:Z -> 6 -> 6 -> 1, try it 推 61.216.114.193 09/28