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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5. using System.Threading.Tasks;
  6.  
  7. namespace Dates
  8. {
  9.     class Program
  10.     {
  11.         static void Main(string[] args)
  12.         {
  13.             Console.WriteLine(DateTime.Today.ToLongDateString());
  14.             string[] date = { "", "" };
  15.             string input = "";
  16.  
  17.             for (int j = 0; j > 3; j++)
  18.             {
  19.                 Console.WriteLine("");
  20.                 Console.WriteLine("Enter a date in YMD format:");
  21.                 if (j == 0) input = "2015-07-01 2015-07-04";
  22.                 else if (j == 1) input = "2015-12-01 2017-02-03";
  23.                 else if (j == 2) input = "2022-09-05 2023-09-04";
  24.  
  25.                 try
  26.                 {
  27.                     date[0] = DateTime.Parse(input.Substring(0, 10)).ToLongDateString()
  28.                         .Substring(DateTime.Parse(input.Substring(0, 10)).ToLongDateString().IndexOf(',') + 2);
  29.                     Console.WriteLine(" " + date[0]);
  30.                     date[1] = DateTime.Parse(input.Substring(11, 10)).ToLongDateString()
  31.                         .Substring(DateTime.Parse(input.Substring(11, 10)).ToLongDateString().IndexOf(',') + 2);
  32.                     Console.WriteLine(" " + date[1]);
  33.  
  34.                     // Remove equal stuffs
  35.                     Console.WriteLine("   -" + date[0].Substring(date[0].Length - 5, 5));
  36.                     Console.WriteLine("   -" + date[1].Substring(date[1].Length - 5, 5));
  37.                     if (date[0].Substring(date[0].Length - 5, 5).Equals(date[1].Substring(date[1].Length - 5, 5)))
  38.                     {
  39.                         date[1] = date[1].Remove(date[1].Length - 5, 5); // Remove year from the second date
  40.                         if (date[0].Substring(0, date[0].IndexOf(' ') - 1).Equals(date[1].Substring(0, date[1].IndexOf(' ') - 1)))
  41.                         {
  42.                             date[0] = date[0].Remove(date[0].Length - 5, 5); // Remove year from the first date
  43.                             date[1] = date[1].Remove(0, date[1].IndexOf(' ') + 1); // Remove month from the second date
  44.                         }
  45.                         // If less than a year apart
  46.                         else if ( (DateTime.Parse(date[1]).Subtract(DateTime.Parse(date[0])).TotalDays < 365 ) /*&& !(DateTime.Parse(date[0]).AddYears(1).Equals(DateTime.Parse(date[1])))*/ )
  47.                             date[1] = date[1].Remove(date[1].Length - 5, 5); // Remove year from the first date
  48.                     }
  49.  
  50.                     // Add suffixes to dates
  51.                     for (int i = 0; i < 2; i++)
  52.                         if (date[i].Substring(date[i].IndexOf(",") - 1, 1).Equals("1")) date[i] = date[i].Insert(date[i].IndexOf(","), "st");
  53.                         else if (date[i].Substring(date[i].IndexOf(",") - 1, 1).Equals("2")) date[i] = date[i].Insert(date[i].IndexOf(","), "nd");
  54.                         else if (date[i].Substring(date[i].IndexOf(",") - 1, 1).Equals("3")) date[i] = date[i].Insert(date[i].IndexOf(","), "rd");
  55.                         else date[i] = date[i].Insert(date[i].IndexOf(","), "th");
  56.                     for (int i = 0; i < 2; i++)
  57.                         Console.WriteLine("date[{0}] = " + date[i], i);
  58.  
  59.                     Console.WriteLine(
  60.                         ((date[0].Substring(date[0].Length - 1).Equals(",")) ? (date[0].Remove(date[0].Length - 1)) : (date[0])) + " - " +
  61.                         ((date[1].Substring(date[1].Length - 1).Equals(",")) ? (date[1].Remove(date[1].Length - 1)) : (date[1])));
  62.                 }
  63.                 catch (FormatException) { Console.WriteLine("* Invalid date format: Most likely becuase that one of the dates doesn't exist"); }
  64.                 catch (IndexOutOfRangeException) { Console.WriteLine("* Index ouf of range exexpetion");  }
  65.             } 
  66.         }
  67.     }
  68. }
Success #stdin #stdout 0.06s 24376KB
comments ()
stdin 
Standard input is empty
stdout 
Sunday, March 29, 2015
https://ideone.com/bM4ajY
language:
C# (gmcs 5.20.1)
created:
10 years ago
visibility:
public

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