using System;
using System.Collections.Generic;
using System.Linq;
namespace a
{
public class Test
{
    public static void Main()
	{
	List<DataRouteDetails> objt = new List<DataRouteDetails>
            {
                (new DataRouteDetails { ClusterName="A", HopCount=2, NodeIP="222"}),
                (new DataRouteDetails { ClusterName="A", HopCount=3, NodeIP="123"}),
                (new DataRouteDetails { ClusterName="B", HopCount=1, NodeIP="445"}),
                (new DataRouteDetails { ClusterName="A", HopCount=4, NodeIP="34"}),
                (new DataRouteDetails { ClusterName="B", HopCount=2, NodeIP="56"}),

            };
           var item = objt.Where(x => x.ClusterName == "A").OrderBy(x => x.HopCount).FirstOrDefault();
            
                Console.WriteLine(item.ClusterName + item.HopCount.ToString() + item.NodeIP);
            
	}
}
class DataRouteDetails
{
	public  string ClusterName;
	public  int HopCount;
	public  string NodeIP;
	
}
}