24 lines
401 B
Lua
24 lines
401 B
Lua
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function reverse()
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local ch = io.read(1)
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if ch:find("%w") then
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local rc = reverse()
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io.write(ch)
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return rc
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end
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return ch
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end
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function forward()
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ch = io.read(1)
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io.write(ch)
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if ch == "." then return false end
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if not ch:find("%w") then
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ch = reverse()
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if ch then io.write(ch) end
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if ch == "." then return false end
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end
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return true
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end
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while forward() do end
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