Inserts a random number between 1 and 100 into an array

namespace ConsoleApplication2 
{ 
  class Program 
  { 
     
    static void Main(string[] args) 
    { 
      List<int> list = new List<int>(); 
      Random ran = new Random(); 
       
 
      while(true) 
      { 
        if (list.Count >= 100) 
        { 
          break; 
        } 
        int s = ran.Next(1, 101); 
        if (!list.Contains(s)) 
        { 
          list.Add(s); 
        } 
      } 
 
      list.Sort(); 
 
      foreach (int i in list) 
      { 
        Console.Write(i + " "); 
      } 
      Console.ReadKey(); 
    } 
  } 
}