using System;
class Program
{
public static void Main()
{
string str1 = "\U0010FADE";
string str2 = "\uDBFE\uDEDE";
string str3 = "\U0000DBFE\U0000DEDE";
Console.WriteLine(str1.Length);
Console.WriteLine(str2.Length);
Console.WriteLine(str3.Length);
Console.WriteLine(str1.Equals(str2));
Console.WriteLine(str2.Equals(str3));
}
}
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