import java.io.* ;
class loop4{
public static void main(String Arg[]) throws IOException {
int pil,l,s,r,p ;
double ls, vol ;
String str ;
BufferedReader Get=new BufferedReader(new InputStreamReader(System.in)) ;
do{
System.out.println("Menu Utama");
System.out.println("1.Hitung Volume Kubus");
System.out.println("2.Hitung Luas");
System.out.println("3.Hitung LUas Lingkaran");
System.out.println("4.Keluar Program") ;
System.out.print("Pilihan Anda:");str=Get.readLine();
pil = Integer.parseInt(str) ;
switch(pil){
case 1:
System.out.println("Menghitung Volume Kubus");
System.out.print("Sisi:");str=Get.readLine();
s = Integer.parseInt(str) ;
vol = s*s*s;
System.out.println("Volume Kubus:"+vol);
break;
case 2:
System.out.println("Menghitung Luas Persegi Panjang");
System.out.print("Lebar:");str=Get.readLine();
l=Integer.parseInt(str);
System.out.print("Panjang:");str=Get.readLine();
p = Integer.parseInt(str) ;
ls = p*l;
System.out.println("Luas Persegi Panjang:"+ls);
break;
case 3:
System.out.println("Menghitung Luas Lingkaran");
System.out.print("Jari Jari:");str=Get.readLine();
r = Integer.parseInt(str);
ls = 3.14*r*r;
System.out.print("Luas Lingkaran:"+ls);
break;
}
str=Get.readLine();
}while(pil!= 4);
}
}
Hasilnya:
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