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26 行
309 B
26 行
309 B
#! /usr/bin/env crystal run
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require "./readline"
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# Note:
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# Employed downcase names because Crystal prohibits uppercase names for methods
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def read(x)
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x
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end
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def eval(x)
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x
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end
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def print(x)
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x
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end
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def rep(x)
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read(eval(print(x)))
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end
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while line = my_readline("user> ")
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puts rep(line)
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end
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