public class aufgabe3{


  public static void main(String[] args){

    float flaeche = 120;
    int personen = 3 ; //initial Wert
    float praemie;

    switch (personen) {
      case 1 :
      case 2 :
      praemie = 10 + flaeche / 2;
      System.out.println(praemie);
      break;
      case 3 :
      praemie = 15 + flaeche;
      System.out.println(praemie);
      break;
      case 4 :
      praemie = (float) (15 + 1.5 * flaeche);
      System.out.println(praemie);
      break;
      default :
      praemie = 25 + 2 * flaeche;
      System.out.println(praemie);
      break;
    }
    }
    }