1+1=
2+2=
3+3=
4+4=
5+5=
1+2=
2+1=
3+2=
5+1=
收錄日期: 2021-04-12 21:00:53
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061025000051KK04666