Jun 19th, 2011, 00:04 | #1 |
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9÷3(1+2)
9÷3(1+2) = 1 or 9 ? ?好像都有道理。
此帖于 Jun 19th, 2011 09:39 被 hi13579 编辑。 |
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Jun 19th, 2011, 21:10 | #2 |
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Jun 20th, 2011, 13:29 | #3 |
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Jun 20th, 2011, 14:22 | #4 |
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