using System;
using System.Collections.Generic;
class MainClass {
public static void Main() {
Queue q = new Queue();
q.Enqueue(9.6);
q.Enqueue(2.0);
q.Enqueue(3.0);
q.Enqueue(3.1);
double sum = 0.0;
Console.Write("Queue contents: ");
while(q.Count > 0) {
double val = q.Dequeue();
Console.Write(val + " ");
sum += val;
}
Console.WriteLine("\nTotal is " + sum);
}
}
Queue contents: 9.6 2 3 3.1
Total is 17.7