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数学趣题

    标题 作者 回复/查看 最后发表
  L11[擂台]买书的难题[已解] lyy003 2002-2-26 9 / 98 2002-2-26 21:27 by lyy003
  L10池塘里有多少条鱼[已解]   1 2 lyy003 2002-2-26 15 / 141 2002-2-26 19:33 by lyy003
  L9[擂台]选砝码[已解] lyy003 2002-2-26 9 / 93 2002-2-26 18:56 by lyy003
  L8蓝眼珠姐妹[已解]   1 2 lyy003 2002-2-25 11 / 140 2002-2-25 12:16 by lyy003
  L7关于美国国旗的问题[已解] lyy003 2002-2-25 4 / 92 2002-2-25 12:14 by lyy003
  把自然数用连续自然数的和表示《擂台》(一周未破)   1 2 benqiaoguo 2002-2-24 12 / 220 2002-2-24 19:53 by benqiaoguo
  难度5未解决的问题(擂台)   1 2 gauss 2002-2-23 15 / 149 2002-2-23 20:06 by gauss
  拆数~~ 夏日狂龙 2002-2-23 5 / 92 2002-2-23 11:51 by 夏日狂龙
  好题~~ 夏日狂龙 2002-2-22 4 / 90 2002-2-22 23:17 by 夏日狂龙
  有趣的分数~~ 夏日狂龙 2002-2-22 1 / 102 2002-2-22 22:51 by 夏日狂龙
  算算时间~~ 夏日狂龙 2002-2-22 8 / 89 2002-2-22 21:57 by 夏日狂龙
  L6[原创]我家的电话号码[已解] lyy003 2002-2-22 6 / 95 2002-2-22 21:28 by lyy003
  来个简单的~~ 夏日狂龙 2002-2-22 3 / 75 2002-2-22 19:54 by 夏日狂龙
  试试这个~~ 夏日狂龙 2002-2-22 4 / 109 2002-2-22 18:02 by 夏日狂龙
  L5刘卡的趣味算题[已解]   1 2 lyy003 2002-2-22 12 / 134 2002-2-22 13:39 by lyy003
  [擂台]台阶[已破] yj 2002-2-22 7 / 105 2002-2-22 11:38 by yj
  平方数 yj 2002-2-22 3 / 79 2002-2-22 09:57 by yj
  扑克~~ 夏日狂龙 2002-2-21 3 / 87 2002-2-21 22:44 by 夏日狂龙
  概率~~ 夏日狂龙 2002-2-21 0 / 85 2002-2-21 12:57 by 夏日狂龙
  他们会相遇吗? 风雨无阻 2002-2-21 4 / 85 2002-2-21 08:44 by 风雨无阻
  乘车兜风 风雨无阻 2002-2-21 3 / 99 2002-2-21 08:42 by 风雨无阻
  (擂台)一种有趣的数字([原创]+擂台)[已破] benqiaoguo 2002-2-20 6 / 122 2002-2-20 23:12 by benqiaoguo
  做个游戏~~ 夏日狂龙 2002-2-20 3 / 94 2002-2-20 22:33 by 夏日狂龙
  一个关于“自然数列“的问题[原创]<擂台>(已破) benqiaoguo 2002-2-20 5 / 76 2002-2-20 17:30 by benqiaoguo
  L4[原创]对加减乘除24的详细分析 lyy003 2002-2-20 5 / 220 2002-2-20 15:35 by lyy003
  数列2(转) yj 2002-2-20 1 / 94 2002-2-20 13:18 by yj
  幸运儿(3) yj 2002-2-18 5 / 82 2002-2-18 17:17 by yj
  L3心算趣题[已解] lyy003 2002-2-18 3 / 90 2002-2-18 11:44 by lyy003
  L2[擂台]强盗分钻石(****)[已解]   1 2 3 lyy003 2002-2-17 26 / 184 2002-2-17 22:29 by lyy003
  幸运儿(2)   1 2 yj 2002-2-17 10 / 103 2002-2-17 09:01 by yj
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