internal static IEnumerable <int> Read10Digits(this IReadWrite io, string prompt, Stream retryText)
{
while (true)
{
var numbers = new float[10];
io.ReadNumbers(prompt, numbers);
if (numbers.All(n => n == 0 || n == 1 || n == 2))
{
return(numbers.Select(n => (int)n));
}
io.Write(retryText);
}
}
