using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(FindShort("sok a macska itt"));

        Console.WriteLine("Hello World");

    }

    public static int FindShort(string s)

    {

        int counter = int.MaxValue;

        string[] result = s.Split(' ');

        for(int i = 0; i< result.Length; i++){

            if(result[i].Length < counter){

                counter = result[i].Length;

            }

        };

        return counter;

    }

    public static int FindShort2(string s){

        return s.Split(' ').Min(x => x.Length);

    }

}