Question

Write a SIMPLE JAVA program to store a positive number a user inputs until he enters 0. Print all the numbers entered at the end. The dialog might look like:
Enter Number: 1
Enter Number: 10
Enter Number: 0
You entered numbers 1, 10

Answer 1

import java.util.ArrayList;
import java.util.Scanner;


//TestCode.java
public class TestCode {
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);
    ArrayList arrayList = new ArrayList();
    int n;
    while (true){
      System.out.print("Enter Number: ");
      n = scanner.nextInt();
      if(n == 0){
        break;
      }
      arrayList.add(n);
    }

    System.out.print("You entered numbers ");
    for(int i = 0;i<arrayList.size();i++){
      System.out.print(arrayList.get(i)+", ");
    }

  }

}