白駿15552 C#

using System;
using System.Text;

namespace practice
{
    class Program
    {
        static void Main(string[] args)
        {           
           int count = int.Parse(Console.ReadLine());   // 횟수 입력
           StringBuilder addNumbers = new StringBuilder();

           for (int i = 0; i < count; i++)
           {
               string[] inputNumber = Console.ReadLine().Split(' ');
               int inputA = int.Parse(inputNumber[0]);
               int inputB = int.Parse(inputNumber[1]);
               addNumbers.AppendLine((inputA + inputB).ToString());
           }
           
           Console.WriteLine(addNumbers);
        }
    }
}