Random r=new Random();
int i=r.next(1,101);
int input;
int x=0;
string result="猜对了";
while(input!=i)
{
x++;
if(int.trypase(Console.ReadLine(),out input))
{
 result=input>i?"大了":input==i?"猜对了":"小了";
Console.WriteLine(result);

}

}

if(x==1)
{
result="superman";
}else if(x>1&&x<=7)
{
result="ordinary";
}
else
{
result="fools";
}
Console.WriteLine(result);
console.ReadKey();

------解决方案--------------------
C# code

static void GuessNumber()
{
    Console.Write("Please input a number between 1 ~ 100, others to QUIT: ");
    var randomNumber = new Random().Next(1, 101);
    var lowerBound = 1;
    var upperBound = 100;
    var guessCount = 0;

    for (int i = 0; guessCount < 8 && (i = Convert.ToInt32(Console.ReadLine())) > 0; Console.WriteLine("Try it again. New Range: {0} ~ {1}", lowerBound, upperBound), guessCount++)
    {
        if (i == randomNumber)
        {
            Console.WriteLine("Congratulations! You got the number.");
            break;
        }
        else if (i > randomNumber)
        {
            upperBound = i;
        }
        else
        {
            lowerBound = i;
        }
    }

    if (guessCount == 8)
    {
        Console.WriteLine("Game Over. The Number is: {0}", randomNumber);
    }
}

------解决方案--------------------

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace RandomGame
{
   class Program
   {
       static void Main(string[] args)
       {
           Random r = new Random();        //产生随机数  
           int num = r.Next(101);          //接受随机数
           int count = 0;                  //猜数字的统计数
          
           while(true)
           {
               Console.WriteLine("请输入您要猜的数字0-100:");
               String i = Console.ReadLine();          //接收从键盘输入的字符
               int x = 1;
               try
               {
                    x = Convert.ToInt32(i);             //将字符串类型转换为整形数据
               }
               catch(Exception e)
               {
                   Console.WriteLine("方法main中捕获到：" + e.Message);
                   throw;
               }
               if (x > num)
               {
                  // bool flag = true;

                   Console.WriteLine("您输入的数字太大了");
                   count++;
               }
               else if (x < num)
               {
                   Console.WriteLine("您输入的数字太小了");
                   count++;
                  
               }
               else  
               {
                   if(count<=1)
                   {
                       Console.WriteLine("您太有才了!");
                   }
                   else if (count >= 2 && count <= 6)
                   {
                       Console.WriteLine("您很聪明!");
                   }
                   else
                   {
                       Console.WriteLine("小同志,你还需要努力!");
                   }
                   break;
               }
           }
           Console.ReadLine();
       }