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Find the common items in two lists
Given two lists, find the common items. E.g. given beans =
java org.apache.commons
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['broad', 'mung', 'black', 'red', 'white'] and colors = ['black', 'red', 'blue', 'green'], what are the bean varieties that are also color names?
List beans = Arrays.asList(new String[]{"broad", "mung", "black", "red", "white"});
List colors = Arrays.asList(new String[]{"black", "red", "blue", "green"});
List common = ListUtils.intersection(beans, colors);
List colors = Arrays.asList(new String[]{"black", "red", "blue", "green"});
List common = ListUtils.intersection(beans, colors);
Submit a new solution for java
There are 20 other solutions in additional languages (clojure, cpp, csharp, erlang ...)
