using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
namespace ConsoleApplication2
{
class Program
{
static void Main(string[] args)
{
using (StreamReader sr = new StreamReader(@"inputfile.txt"))
{
sr.ReadToEnd().Split('\n').Distinct().ToList().ForEach(s => Console.WriteLine(s));
}
}
}
}
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