using System.Collections.Generic;
public static void Main()
Console.WriteLine($"{ints[0]}");
Console.WriteLine($"{ints[0]}");
Console.WriteLine($"{v} and {vv}");
Console.WriteLine($"{v} and {vv}");
Console.WriteLine($"{ints[0]}");
public class Ref<T>(T value)
public T Value { get; set; } = value;
public static implicit operator Ref<T>(T value) => new(value);
public override string ToString() => Value.ToString();