SumTwoArrays

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

namespace Testing
{
    class Testing
    {
        static void Main()
        {
            int[] arr = new int[] { 10, 20, 30 };
            int[] arr2 = new int[] { 40, 50, 60 };
            List<int> res = new List<int>();
            for (int i = 0, j = 0; i < arr.Length;i++,j++)
            {
                res.Add(arr[i] + arr2[j]);
            }
            Console.WriteLine(string.Join(" ",res));
        }
    }
}