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  1. using System;
  2.  
  3. public class Test
  4. {
  5. 	public static void Main()
  6. 	{
  7. 		for (decimal x = 1 ; x != 2 ; x+=0.01M) {
  8. 			decimal y = CustomRound(x);
  9. 			Console.WriteLine("{0:0.00} {1:0.00}", x, y);
  10. 		}
  11. 	}
  12.  
  13. 	private static decimal CustomRound(decimal x)
  14.     {
  15.       var rX = Math.Truncate(x * 100) / 100;
  16.       var t = rX * 100 % 5;
  17.       if (t == 0) return rX;
  18.       if (t < 3)
  19.         rX = rX - ((decimal)t / 100);
  20.       else if (t < 8)
  21.         rX = rX + (0.05m - ((decimal)t / 100));
  22.       else
  23.         rX = rX + ((decimal)t / 100);
  24.       return rX;
  25.     }
  26. }
Success #stdin #stdout 0.03s 26540KB
comments (?)
stdin 
Standard input is empty
stdout 
1.00 1.00
1.01 1.00
1.02 1.00
1.03 1.05
1.04 1.05
1.05 1.05
1.06 1.05
1.07 1.05
1.08 1.10
1.09 1.10
1.10 1.10
1.11 1.10
1.12 1.10
1.13 1.15
1.14 1.15
1.15 1.15
1.16 1.15
1.17 1.15
1.18 1.20
1.19 1.20
1.20 1.20
1.21 1.20
1.22 1.20
1.23 1.25
1.24 1.25
1.25 1.25
1.26 1.25
1.27 1.25
1.28 1.30
1.29 1.30
1.30 1.30
1.31 1.30
1.32 1.30
1.33 1.35
1.34 1.35
1.35 1.35
1.36 1.35
1.37 1.35
1.38 1.40
1.39 1.40
1.40 1.40
1.41 1.40
1.42 1.40
1.43 1.45
1.44 1.45
1.45 1.45
1.46 1.45
1.47 1.45
1.48 1.50
1.49 1.50
1.50 1.50
1.51 1.50
1.52 1.50
1.53 1.55
1.54 1.55
1.55 1.55
1.56 1.55
1.57 1.55
1.58 1.60
1.59 1.60
1.60 1.60
1.61 1.60
1.62 1.60
1.63 1.65
1.64 1.65
1.65 1.65
1.66 1.65
1.67 1.65
1.68 1.70
1.69 1.70
1.70 1.70
1.71 1.70
1.72 1.70
1.73 1.75
1.74 1.75
1.75 1.75
1.76 1.75
1.77 1.75
1.78 1.80
1.79 1.80
1.80 1.80
1.81 1.80
1.82 1.80
1.83 1.85
1.84 1.85
1.85 1.85
1.86 1.85
1.87 1.85
1.88 1.90
1.89 1.90
1.90 1.90
1.91 1.90
1.92 1.90
1.93 1.95
1.94 1.95
1.95 1.95
1.96 1.95
1.97 1.95
1.98 2.00
1.99 2.00
https://ideone.com/JKWBTQ
language:
C# (gmcs 5.20.1)
created:
19 days ago
visibility:
public

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