13 lines
194 B
Ruby
Executable File
13 lines
194 B
Ruby
Executable File
#!/usr/bin/ruby
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# -*- coding: utf-8 -*-
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=begin
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문자열 압축 (aaabb → a3b2)
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=end
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str = "hello world"
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puts str.chars
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.chunk{|c| c.itself}
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.map{|c,a| "#{c}#{a.size}"}.join |