import java.util.Comparator; public class Main { public static void main(String[] args) { Comparator<String> comparator = new Comparator<String>() { @Override public int compare(String o1, String o2) { return Integer.valueOf(o1).compareTo(Integer.valueOf(o2)); } }; System.out.println(comparator.compare("10", "2")); // Should return positive value as int 10 > int 2 } }
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