04. Cat Numbers

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Test
{
    class Program
    {
        static void Main(string[] args)
        {

            int n = int.Parse(Console.ReadLine());


            for (int i = 1; i <= n; i++)
            {
                string firstName = Console.ReadLine();
                string lastName = Console.ReadLine();
                int yearOfBirth = int.Parse(Console.ReadLine());
                string catNumber = "";
                catNumber += yearOfBirth;
                catNumber += (int)firstName[0];
                catNumber += (int)lastName[0];
                catNumber += i;
                Console.WriteLine(catNumber);
            }
        }
    }
}