using System; using System.Collections.Generic; using System.Linq; namespace VariableDefinition { class Program { static void Main(string[] args) { short a; int b ; double c; /* 实际初始化 */ a = 10; b = 20; c = a + b; Console.WriteLine("a = {0}, b = {1}, c = {2}", a, b, c); Console.ReadLine(); } } }