package backtrack; import org.junit.Test; import java.util.List; import static org.junit.Assert.*; public class SubsetsWithDupTest { @Test public void subsetsWithDup() { int[]nums = {1,2,2}; SubsetsWithDup solution = new SubsetsWithDup(); List>res=solution.subsetsWithDup(nums); System.out.println(res); } }