Page 500 - Computer science 868 Class 12
P. 500
21 { System.out.println("Popping "+a[top--]); // decrease top by 1
22 }
23 }
24 void display() //display
25 { for(int i=top;i>=0;i--)
26 System.out.println(a[i]);
27 }
28 public static void main(int s)
29 { Stack ob=new Stack(s);
30 Scanner sc= new Scanner(System.in);
31 int ch,n;
32 do //menu
33 { System.out.println("1.Push / 2.Pop / 3.Display...enter choice");
34 ch=sc.nextInt();
35 switch(ch)
36 {case 1:
37 System.out.println("Enter number to push");
38 n=sc.nextInt();
39 ob.push(n);
40 break;
41 case 2:
42 ob.pop();
43 break;
44 case 3:
45 ob.display();
46 break;
47 default: System.out.println("Exit");
48 }
49 } while(ch>=1&&ch<=3);
50 }
51 }
498498 Touchpad Computer Science-XII

