package container;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.TreeMap;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Set;
import java.util.List;

public class Container {


    public Container() {
        maps = new LinkedHashMap<>();
        list = new ArrayList<>();
        map = new TreeMap<>();
        set = new HashSet<>();
    }

    public List<Stupid> list;
    public Set<String> set;
    public Map<Integer, Stupid> map;
    public Map<Integer, Map<Integer, Integer>> maps;
}

@@ -191,24 +191,50 @@
 a.util.Set;%0A
+import java.util.TreeSet;%0A
 import java.
@@ -418,20 +418,20 @@
 t = new 
-Hash
+Tree
 Set%3C%3E();
@@ -449,16 +449,21 @@
  public 
+Array
 List%3CStu
@@ -484,16 +484,20 @@
  public 
+Tree
 Set%3CStri
@@ -508,32 +508,36 @@
 set;%0A    public 
+Tree
 Map%3CInteger, Stu

use concrete types in container test