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Clever Cottonmouth
Clever Cottonmouth

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To fetch the unique characters from a string?

using System;
using System.Linq;
public class HelloWorld
{
    public static void Main(string[] args)
    {
        string s = "AAABBBBBCCCCFFFFGGGGGDDDDJJJJJJ";
        var newstr = String.Join("", s.Distinct());
        Console.WriteLine (newstr);
    }
}
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