ゴミですな。 m = ("a"..."z").to_a + ["!","\s"] puts [7,4,11,11,14,-1,22,14,17,11,3,-2].map {|n| m[n]}.join #=>hello world! m = ("a"..."z").to_a + ["!","\s"] [7,11,14,22,17,3].zip([4,11,-1,14,11,-2]){|x,y| print m[x], m[y]} puts #=>hello wo…