using System; namespace ConsoleApp3 { delegate int CalcDelegate(int x, int y); delegate void WorkDelegate(char arg1, int arg2, int arg3); class MessageMap { public char opCode; public CalcDelegate calc; public MessageMap(char opCode, CalcDelegate calc) { this.opCode = opCode; this.calc = calc; } } public class Mathematics { MessageMap[] amessegemap; static int Add(int x, int y) { return x + y; }.....