Revision: 60258
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at October 28, 2012 00:48 by awsomedevsigner
Initial Code
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace testhash
{
class Program
{
static void Main(string[] args)
{
var table = new int[1000];
using (TextWriter tw = new StreamWriter(@"d:\test\TestDataFile.txt"))
{
Random r = new Random(23874837);
for (int i = 1; i < 1000000; i++)
{
tw.Write(r.Next(1, 1000));
tw.Write(Environment.NewLine);
}
}
using(TextReader reader = new StreamReader(@"d:\test\TestDataFile.txt"))
{
string line;
while((line = reader.ReadLine()) != null)
{
table[Convert.ToInt32(line)] += 1;
}
//int sum = table.Sum();
//Console.WriteLine(sum);
using (TextWriter tw = new StreamWriter(@"d:\test\TestDataFileOutup.txt"))
{
for(var i = 0; i <= table.Count()-1;i++)
{
for(int writeTimes = 1; writeTimes <= table[i];writeTimes++)
{
tw.Write(i);
tw.Write(Environment.NewLine);
}
}
}
}
}
}
}
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Sort a file that contains integers between 1 and thousand. The output file should contain the entries like (n-times 1, followed by n-times 2 and so on): 1111222333555... But - you are not allowed to load all entries into memory at once. How to solve it? Here is my solution.
Initial Title
Interview Question (C#)
Initial Tags
c#
Initial Language
C#