using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace ConsoleApplication4
{
class Program
{
static void Main(string[] args)
{
int number = -123;
bool b = false;
Object numberObject = number;
object boolObject = b;
string author = "Mahesh Chand";
Object[] objs = new Object[] { 555, 444, 999 };
Console.WriteLine("Concatenate 1: {0}", String.Concat(numberObject));
Console.WriteLine("Concatenate multiple: {0}", String.Concat(numberObject, boolObject, author));
Console.WriteLine("Concatenate an array: {0}", String.Concat(objs));
Console.ReadLine();
}
}
}