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| string[] RemoveSameElement(string[] source)
{
Dictionary<int, StringInfo> d = new Dictionary<int, StringInfo>();
List<StringInfo> temp = new List<StringInfo>();
List<string> result = new List<string>();
for (int i = 0; i < source.Length; i++)
{
d.Add(i, new StringInfo(source[i]));
temp.Add(d[i]);
}
temp.Sort();
for (int i = 0; i < temp.Count;)
{
if (temp[i] != null)
{
temp.RemoveAt(i);
}
else
{
i++;
}
}
foreach(StringInfo i in temp)
{
result.Add(i.Value);
}
return result.ToArray();
}
// 通过这个StringInfo类来实现对string的引用
class StringInfo : IComparable
{
public StringInfo(string value)
{
Value = value;
}
public string Value;
public int CompareTo(object obj)
{
if (obj.GetType() == GetType())
{
return Value.CompareTo((obj as StringInfo).Value);
}
else
{
throw new ArgumentException("参数必须为StringInfo类型");
}
}
}
|