How to build a histogram for a list of int in C# [duplicate]

Answer 1

var query =
    from i in demoList
    group i by i into g
    orderby g.Count() descending
    select new { Value = g.Key, Count = g.Count() };

var result = query.First();
Console.WriteLine(
    "The number with the most occurrences is {0}, which appears {1} times",
    result.Value,
    result.Count);