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using System;
using System.Collections.Generic;
class Program
{
static void Main(string[] args)
{
string[] floors ={ "第3樓", "第2樓", "第11樓" };
Array.Sort<string>(floors, Factory.Comparer);
foreach (string s in floors)
Console.WriteLine(s);
Console.ReadKey();
}
}
// 工廠模式
class Factory : IComparer<string>
{
private Factory() { }
public static IComparer<string> Comparer
{
get { return new Factory(); }
}
public int Compare(string x, string y)
{
return x.Length == y.Length ? x.CompareTo(y) : x.Length - y.Length;
}
}
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