Data commit

Task/Text-processing-2/C-sharp/text-processing-2.cs

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+using System;
+using System.Collections.Generic;
+using System.Text.RegularExpressions;
+using System.IO;
+
+namespace TextProc2
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            Regex multiWhite = new Regex(@"\s+");
+            Regex dateEx = new Regex(@"^\d{4}-\d{2}-\d{2}$");
+            Regex valEx = new Regex(@"^\d+\.{1}\d{3}$");
+            Regex flagEx = new Regex(@"^[1-9]{1}$");
+
+            int missformcount = 0, totalcount = 0;
+            Dictionary<int, string> dates = new Dictionary<int, string>();
+
+            using (StreamReader sr = new StreamReader("readings.txt"))
+            {
+                string line = sr.ReadLine();
+                while (line != null)
+                {
+                    line = multiWhite.Replace(line, @" ");
+                    string[] splitLine = line.Split(' ');
+                    if (splitLine.Length != 49)
+                        missformcount++;
+                    if (!dateEx.IsMatch(splitLine[0]))
+                        missformcount++;
+                    else
+                        dates.Add(totalcount + 1, dateEx.Match(splitLine[0]).ToString());
+                    int err = 0;
+                    for (int i = 1; i < splitLine.Length; i++)
+                    {
+                        if (i%2 != 0)
+                        {
+                            if (!valEx.IsMatch(splitLine[i]))
+                                err++;
+                        }
+                        else
+                        {
+                            if (!flagEx.IsMatch(splitLine[i]))
+                                err++;
+                        }
+                    }
+                    if (err != 0) missformcount++;
+                    line = sr.ReadLine();
+                    totalcount++;
+                }
+            }
+
+            int goodEntries = totalcount - missformcount;
+            Dictionary<string,List<int>> dateReverse = new Dictionary<string,List<int>>();
+
+            foreach (KeyValuePair<int, string> kvp in dates)
+            {
+                if (!dateReverse.ContainsKey(kvp.Value))
+                    dateReverse[kvp.Value] = new List<int>();
+                dateReverse[kvp.Value].Add(kvp.Key);
+            }
+
+            Console.WriteLine(goodEntries + " valid Records out of " + totalcount);
+
+            foreach (KeyValuePair<string, List<int>> kvp in dateReverse)
+            {
+                if (kvp.Value.Count > 1)
+                    Console.WriteLine("{0} is duplicated at Lines : {1}", kvp.Key, string.Join(",", kvp.Value));
+            }
+        }
+    }
+}