@Test public void testThreeSum() { Assert.assertEquals(result, testObject.threeSum(nums)); }
public List<List<Integer>> threeSum(int[] nums) { return null; }
ThreeSum { public List<List<Integer>> threeSum(int[] nums) { return null; } }
ThreeSum { public List<List<Integer>> threeSum(int[] nums) { return null; }  }
ThreeSum { public List<List<Integer>> threeSum(int[] nums) { return null; }  List<List<Integer>> threeSum(int[] nums); }
ThreeSum { public List<List<Integer>> threeSum(int[] nums) { return null; }  List<List<Integer>> threeSum(int[] nums);  }