using System;
using System.Collections.Generic;

namespace DDD
{
    public static class IntExtensions
    {
        public static string ToGold(this int gold)
        {
            return $"{gold} G";
        }
    }
    
    public static class EnumExtensions
    {
        public static IEnumerable<T> GetFlags<T>(this T input) where T : Enum
        {
            foreach (T value in Enum.GetValues(typeof(T)))
            {
                int intValue = Convert.ToInt32(value);
                int inputValue = Convert.ToInt32(input);
                if (intValue != 0 && (inputValue & intValue) == intValue) yield return value;
            }
        }
    }
}