ONLY DO WHAT ONLY YOU CAN DO

こけたら立ちなはれ 立ったら歩きなはれ

2012-06-04から1日間の記事一覧

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Ruby PS S:\> irb irb(main):001:0> puts "hello world" hello world => nil irb(main):002:0> exitPS S:\>irb irb(main):001:0> x = 10 => 10 irb(main):002:0> y = 20 => 20 irb(main):003:0> z = 30 => 30 irb(main):004:0> area = (x*y + y*z + z*x) * 2…