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  1. using System;
  2. using System.Linq;
  3.  
  4. class Program
  5. {
  6.     static int min = 1, max = 50000;
  7.  
  8. 	static void printValues(int val)
  9. 	{
  10. 	  if (val-3 > min)
  11.          Console.WriteLine(min);
  12.  
  13.       for (int i = Math.Max(min, val-3); i <= Math.Min(max, val+3); i++)
  14.          Console.WriteLine(i);
  15.  
  16.       int last = -1;
  17.       for (int i = 10; ; i *= 10)
  18.       {
  19.          int next = (val+3 + i) / i * i;
  20.          if (next > max)
  21.             break;
  22.          // prevent printing something like 90, 130, 100, 500 (100 won't print)
  23.          if (next > last)
  24.             Console.WriteLine(next);
  25.          next += 4*i;
  26.          if (next > max)
  27.             break;
  28.          Console.WriteLine(next);
  29.          last = next;
  30.       }
  31. 	}
  32.  
  33.     static void Main()
  34.     {
  35.       printValues(1111);
  36. 	  Console.WriteLine();
  37.       printValues(4);
  38.     }
  39. }
Success #stdin #stdout 0.03s 33808KB
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stdin
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Standard input is empty
stdout
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1
1108
1109
1110
1111
1112
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1120
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10000
50000

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https://ideone.com/r0A3Hy
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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