fix some, return missing
must write no return error code
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@ -1,6 +1,6 @@
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class Word < Object
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class Word < Object
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int at(int index)
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int at(int index)
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get_internal(index)
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return get_internal(index)
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end
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end
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Word add_digit( int i)
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Word add_digit( int i)
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int l = self.char_length + 2
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int l = self.char_length + 2
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