30 lines
931 B
Java
30 lines
931 B
Java
import java.util.*;
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public class Task3 {
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public static void main(String[] args) {
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var javaList = new HashSet<String>(3);
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var pythonList = new HashSet<String>(3);
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var commonList = new HashSet<String>();
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var differenceSet = new HashSet<String>();
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javaList.add("Maximilian Mayer");
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javaList.add("Emil Faber");
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javaList.add("Anna Müller");
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pythonList.add("Anna Müller");
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pythonList.add("Sebastian Waller");
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pythonList.add("Oliver Stilz");
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commonList.addAll(javaList);
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commonList.addAll(pythonList);
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differenceSet.addAll(javaList);
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differenceSet.retainAll(pythonList);
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System.out.println("Java-Kurs: " + javaList);
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System.out.println("Python-Kurs: " + pythonList);
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System.out.println("Alle Teilnehmer: " + commonList);
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System.out.println("Beide Kurse: " + differenceSet);
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}
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}
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