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解谜/算术解谜/猜我的数字/解决方案
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解谜
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算术解谜
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猜我的数字
只有陈述 1 和陈述 3 为真。该数字为 499849。707^2 = 499849 499849<500000
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书：解谜
华夏公益教科书
