LargestSmallestAverage.java

import java.util.Scanner;

public class LargestSmallestAverage {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int number;
        int count = 0;
        int sum = 0;
        int largest = Integer.MIN_VALUE;  // Initialize with minimum possible integer
        int smallest = Integer.MAX_VALUE;  // Initialize with maximum possible integer

        System.out.println("Enter numbers (enter 0 to stop):");

        do {
            number = scanner.nextInt();
            count++;

            if (number > largest) {
                largest = number;
            }
            if (number < smallest) {
                smallest = number;
            }

            sum += number;

        } while (number != 0);

        scanner.close();

        if (count > 0) {  // Check if any number was entered
            double average = (double) sum / count;
            System.out.println("Largest number: " + largest);
            System.out.println("Smallest number: " + smallest);
            System.out.printf("Average of %.0f numbers: %.2f\n", (double) count, average);
        } else {
            System.out.println("No numbers were entered.");
        }
    }
}