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- import java.util.ArrayList;
- public class Zaehler<T>
- {
- private ArrayList<T> elements;
- private ArrayList<Integer> häufigkeit;
- public void neuesElement(T object)
- {
- for(int i = 0; i < elements.size(); i++)
- {
- if(elements.get(i) != null && elements.get(i).equals(object))
- {
- häufigkeit.set(i, häufigkeit.get(i)+1);
- return;
- }
- }
- elements.add(object);
- häufigkeit.add(1);
- }
- public String toString()
- {
- String ausgabe = "";
- for(int i = 0; i < elements.size(); i++)
- {
- ausgabe += String.valueOf(elements.get(i)) + " (" + String.valueOf(häufigkeit.get(i)) + ")" + "\n";
- }
- return ausgabe;
- }
- }
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