using System;

using System.Collections.Generic;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        Dictionary<string, List<string>> myDic = new Dictionary<string, List<string>>(); //dictionarul cu boli + simptome

        List<string> simptomeAlese = new List<string>{"diverse", "cealalta", "asta", "alta"}; //simptome alese din cbxuri

        string boalaCorecta = ""; //boala corecta (key-ul care are maximul de aparitii din simptome alese)

        int prevResultCount = 0;

        myDic.Add("asta nu", new List<string>{"alta", "cealalta", "tot asa"});

        myDic.Add("nici asta nu", new List<string>{"una"});

        myDic.Add("asta la fel nu e", new List<string>{"una", "alta"});

        myDic.Add("nici asta of", new List<string>{"una", "alta", "cealalta", "tot asa"});

        myDic.Add("nup", new List<string>{"alta", "tot asa"});

        myDic.Add("asta e boala!!", new List<string>{"asta", "cealalta", "mai multe", "diverse", "tot asa"}); 

        myDic.Add("not today", new List<string>{"una", "cealalta", "tot asa"});

        foreach (KeyValuePair<string, List<string>> entry in myDic)

        {

            List<string> res = simptomeAlese.Intersect(entry.Value).ToList();

            if(res.Count > prevResultCount){

            boalaCorecta = entry.Key;

            prevResultCount = res.Count;

            }

            /*foreach (var elm in res)

            {

                Console.Write(elm + " ");

            }*/

​

            Console.WriteLine();

        // do something with entry.Value or entry.Key

        }

        Console.WriteLine($"Boala corecta = {boalaCorecta}");

    /*foreach (string key in myDic.Keys)

        {

            Console.Write(key + ": ");

            myDic[key].ForEach(s => Console.Write(s + " + "));

            Console.WriteLine();

        }*/

    }

}