主题:【Help】A Math contest question -- steve
共:💬14 🌺9
只需考虑一点,仅有0,2,8乘3,或者6乘3并且后一位进位是2(68,668,6668)时,进位是偶数(0或2)。随园的列举应该没问题。
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🙂【Help】A Math contest question 1 steve 字379 2007-02-20 18:30:21
🙂82
😄选(A),82个 1 煮酒正熟 字411 2007-02-20 19:36:54
🙂A 82 5 随园过客 字217 2007-02-20 19:20:02
🙂right answer. tomy 字0 2007-02-21 06:17:01
🙂太厉害了!花之! 煮酒正熟 字0 2007-02-20 20:04:35
🙂almost right. but it's too tomy 字84 2007-02-20 19:41:14
🙂Wonderful! 喜欢 字0 2007-02-20 19:32:36