using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        int[] scoreList = {95, 53, 23, 36, 60, 101};

​

        var sum = scoreList.Aggregate(0, (total, next) => 

                                        next <= 100? total + next : total

                                      );

        var average = scoreList.Where(x => x <= 100).Average();

        Console.WriteLine("sum is " + sum);

        Console.WriteLine("average is " + average);

    }

}