Provide a flowchart and algorithm with regards to the code given below, and also please insert a comment line on the source code on how you come up with those code
Provide a flowchart and
package arraystack;
import java.util.Scanner;
import java.util.Stack;
class ArrayStack {
public static void main(String[] args) {
int type_of_op;
Stack<String> str=new Stack<>();
Scanner s = new Scanner(System.in);
while(true) { System.out.println("*********Stack Menu*********\n"); System.out.println("Pick a number");
System.out.println("1. Push");
System.out.println("2. Pop");
System.out.println("3. Peek");
System.out.println("4. Exit");
System.out.println("\n Enter your choice \n");
type_of_op = s.nextInt();
switch (type_of_op) {
case 1: System.out.println("Enter your element which you want to push");
str.push(s.next()); System.out.println("The Stack is: " + str);
break;
case 2: str.pop(); System.out.println("The Stack is: " + str);
break;
case 3: System.out.println("Topmost element is: " + str.peek());
System.out.println("The Stack is: " + str);
break;
case 4: System.out.println("Program Exiting....");
return; default: System.out.println("You have entered a wrong choice!");
return;
}
}
}
}
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