using System; class Program { static void Main(string[] args) { string stringInput = Console.ReadLine(); string[] arrayInput = stringInput.Split(' ', StringSplitOptions.None); long[] intResult = new long[3] {0, 0, 0}; for (int i = 0; i < 3; i++) { intResult[i] = System.Convert.ToInt64(arrayInput[i]); } long total = 0; for (int i = 0; i < 3; i++) { total += intResult[i]; } Console.WriteLine(total..