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  1. arr = [["メンテナンス中でない：0"],["有効"],["OK"],["OK"],["OK"],["OK"],["OK"],["OK"],["1件"],["1","null","0"],["2","0","null","3","1"],["成功","失敗"]["200番台","200番台以外"],["0","1","2","3","4","5","6","7","8","9"],["成功","失敗"],["200番台","200番台以外"],["0","404","502","503","504","522","530","560","599"]];
  2.  
  3. p arr
Runtime error #stdin #stdout #stderr 0s 28688KB
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Standard input is empty
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Standard output is empty
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prog.rb:1:in `[]': no implicit conversion of String into Integer (TypeError)
	from prog.rb:1:in `<main>'
https://ideone.com/KKchl7
language:
Ruby (ruby 2.5.5)
created:
7 years ago
visibility:
public

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