11 lines
411 B
Crystal
11 lines
411 B
Crystal
record City, name : String, country : String
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cities = [{"Warsaw", "Poland"}, {"Prague", "Czech Republic"}, {"Paris", "France"},
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{"Lima", "Peru"}, {"Montevideo", "Uruguay"}, {"Bogotá", "Colombia"},
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{"Cairo", "Egypt"}, {"Yaoundé", "Cameroon"}, {"Luanda", "Angola"}]
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.map {|name, country| City.new name, country }
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puts "unsorted:"
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pp cities
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puts "sorted:"
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pp cities.sort_by &.name
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