23 lines
625 B
Plaintext
23 lines
625 B
Plaintext
import "./sort" for Cmp, Sort
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var data = [ ["UK", "London"], ["US", "New York"], ["US", "Birmingham"], ["UK", "Birmingham"] ]
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// for sorting by country
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var cmp = Fn.new { |p1, p2| Cmp.string.call(p1[0], p2[0]) }
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// for sorting by city
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var cmp2 = Fn.new { |p1, p2| Cmp.string.call(p1[1], p2[1]) }
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System.print("Initial data:")
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System.print(" " + data.join("\n "))
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System.print("\nSorted by country:")
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var data2 = data.toList
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Sort.insertion(data2, cmp)
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System.print(" " + data2.join("\n "))
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System.print("\nSorted by city:")
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var data3 = data.toList
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Sort.insertion(data3, cmp2)
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System.print(" " + data3.join("\n "))
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