using System; namespace MyApplication { class Program { static void Main(string[] args) { int sum1 = 100 + 50; // 150 (100 + 50) int sum2 = sum1 + 250; // 400 (150 + 250) int sum3 = sum2 + sum2; // 800 (400 + 400) Console.WriteLine(sum1); Console.WriteLine(sum2); Console.WriteLine(sum3); } } }