README.md

Horse-racing-Duals

using linq to calculate the min delta of a list of integer

using System; using System.Linq; using System.IO; using System.Text; using System.Collections; using System.Collections.Generic;

class Solution { static void Main(string[] args) { int N = int.Parse(Console.ReadLine()); List horses = new List (); for (int i = 0; i < N; i++) { horses.Add(int.Parse(Console.ReadLine())); } horses.Sort(); horses.Reverse();

  /*  int lastDifferent = new int();
    int currentDifferent = new int();
    int lastInt = new int();
    
   for (int i = 0; i < N; i++)
    {
        if (i == 0)
        {
            lastInt = horses[i];
            continue;
        }
       
            currentDifferent = horses[i] - lastInt;
           // Console.Error.WriteLine(i + " " + currentDifferent);
            lastInt = horses[i];
            if ( i == 1 || lastDifferent > currentDifferent)
            {
                lastDifferent = currentDifferent;
                
            }
            else if (lastDifferent < currentDifferent)
            {
                continue;
            }
    }
    Console.WriteLine(lastDifferent);
    */
    
    int minDelta = horses.Select(x=>x).Zip(horses.Select(x=>x).Skip(1),(current,next)=>current - next).Min();
    Console.WriteLine(minDelta);
    
    // Write an action using Console.WriteLine()
    // To debug: Console.Error.WriteLine("Debug messages...");
}

}