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  1. using System;
  2.  
  3. public class Test
  4. {
  5. 	public static void Main()
  6. {
  7. 	//5:00 -> RoundDown() -> 5:00
  8. 	//5:04 -> RoundDown() -> 5:00
  9. 	//5:09 -> RoundDown() -> 5:00
  10. 	//5:10 -> RoundDown() -> 5:10
  11.  
  12. 	//4:00 -> RoundUp() -> 4:00
  13. 	//4:50 -> RoundUp() -> 4:50
  14. 	//4:51 -> RoundUp() -> 5:00
  15. 	//4:56 -> RoundUp() -> 5:00 
  16.  
  17. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 5, 0, 0), 0));
  18. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 5, 4, 0), 0));
  19. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 5, 9, 0), 0));
  20. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 5, 10, 0), 0));
  21. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 4, 0, 0), 1));
  22. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 4, 50, 0), 1));
  23. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 4, 51, 0), 1));
  24. 	Console.WriteLine(Round(new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 4, 56, 0), 1));
  25. }
  26.  
  27. // Define other methods and classes here
  28. public static DateTime Round(DateTime dt, int dir)
  29. {
  30. 	// dir 1 = up, dir 0 = down
  31. 	DateTime t;
  32. 	if (dir == 1)
  33. 		t = dt.AddMinutes((60 - dt.Minute) % 10);
  34. 	else
  35. 		t = dt.AddMinutes(-dt.Minute % 10);
  36. 	return t;
  37. }
  38. }
Success #stdin #stdout 0.03s 37080KB
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stdin
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Standard input is empty
stdout
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7/6/2012 5:00:00 AM
7/6/2012 5:00:00 AM
7/6/2012 5:00:00 AM
7/6/2012 5:10:00 AM
7/6/2012 4:00:00 AM
7/6/2012 4:50:00 AM
7/6/2012 5:00:00 AM
7/6/2012 5:00:00 AM
https://ideone.com/AlB7Q
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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