using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var samples = new [] {

            new {k=3, scores = new[]{100, 50, 25, 50}, expected = 3},

            new {k=2, scores = new[]{100, 50, 25, 50}, expected = 3},

            new {k=4, scores = new[]{100, 50, 25, 50}, expected = 4},

        };

        foreach(var sample in samples){

            Console.WriteLine($"for scores [{string.Join(",", sample.scores)}] k={sample.k} ranks is {NumPlayers(sample.k, sample.scores)}");

        }

    }

    public static int NumPlayers(int k, int[] scores)

    {

        var sorted = scores

            .Where(s => s > 0)

            .OrderByDescending(s => s)

            .ToArray();

        /**

        Console.WriteLine("####");

        Console.WriteLine(string.Join(",", sorted));

        */

        var rank = 0;

        var count = 0;

        for(int i = 0; i < sorted.Length && rank <= k; i++)

        {

            if(i < 1 || (sorted[i] != sorted[i-1]))

            {

                rank = i+1;

            }

            //Console.WriteLine($"{sorted[i]} is {rank}");

            if(rank <= k)

                count = i+1;

            //Console.WriteLine($"count is {count}");

        }

        return count;

    }

}