diff --git a/src/main/java/de/joethei/hs/java2/praktikum/praktikum1/GrosseZahl.java b/src/main/java/de/joethei/hs/java2/praktikum/praktikum1/GrosseZahl.java
index defaa3e..fbfa344 100644
--- a/src/main/java/de/joethei/hs/java2/praktikum/praktikum1/GrosseZahl.java
+++ b/src/main/java/de/joethei/hs/java2/praktikum/praktikum1/GrosseZahl.java
@@ -22,11 +22,7 @@ public class GrosseZahl {
     }
 
     public GrosseZahl(int i) {
-        String intZahl = Integer.toString(i);
-        Zahl = new int[intZahl.length()];
-        for(int w=0; w<intZahl.length(); w++) {
-            Zahl[w] = Integer.parseInt(String.valueOf(intZahl.charAt(w)));
-        }
+        this(Integer.toString(i));
     }
 
     @Override
@@ -41,7 +37,7 @@ public class GrosseZahl {
     public boolean less(GrosseZahl b) {
         if(this.Zahl.length < b.Zahl.length) return true;
         if(this.Zahl.length > b.Zahl.length) return false;
-        if(this.equals(b)) return false;
+        //if(this.equals(b)) return false;
         for(int i=0; i<this.Zahl.length; i++) {
             if(this.Zahl[i] > b.Zahl[i]) return false;
             if(this.Zahl[i] < b.Zahl[i]) return true;
diff --git a/src/main/java/de/joethei/hs/java2/praktikum/praktikum2/CharCollection.java b/src/main/java/de/joethei/hs/java2/praktikum/praktikum2/CharCollection.java
index f695d1b..753a973 100644
--- a/src/main/java/de/joethei/hs/java2/praktikum/praktikum2/CharCollection.java
+++ b/src/main/java/de/joethei/hs/java2/praktikum/praktikum2/CharCollection.java
@@ -5,18 +5,19 @@ import java.util.*;
 public class CharCollection {
     ArrayList<Character> list = new ArrayList<>();
 
-    CharCollection(char... cc) {
+    public CharCollection(char... cc) {
         for(char c:cc) this.list.add(c);
     }
-    CharCollection(String s) {
+    public CharCollection(String s) {
        new CharCollection(s.toCharArray());
     }
 
 
-    int size() {
+    public int size() {
         return this.list.size();
     }
-    int count(char c) {
+
+    public int count(char c) {
         int rueckgabe = 0;
         for(char b:list) {
             if(b == c)rueckgabe ++;
@@ -24,4 +25,25 @@ public class CharCollection {
         return rueckgabe;
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if(o instanceof CharCollection) {
+            CharCollection c = (CharCollection) o;
+            return this.list.equals(c.list);
+        }return false;
+    }
+
+    public int different() {
+        Set<Character> set = (Set<Character>) this.list;
+        return set.size();
+    }
+
+    /*public char top() {
+        if(list.size() == 0) return 0;
+
+    }*/
+
+    public String toString() {
+        return list.toString();
+    }
 }
\ No newline at end of file