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  1. using System;
  2.  
  3. public class Test
  4. {
  5.     static int ToInt(int[] arr)
  6.     {
  7.         int len = arr.Length;
  8.         int res = 0;
  9.         for (int i = 0; i < len; ++i)
  10.         {
  11.             res += arr[i];
  12.             res *= 10;
  13.         }
  14.         return res / 10;
  15.     }
  16.  
  17.     static int[] ToArray(int i)
  18.     {
  19.         int len = 0;
  20.         int value = i;
  21.         if (value == 0) len = 1;
  22.         while (value != 0)
  23.         {
  24.             value /= 10;
  25.             len++;
  26.         }
  27.  
  28.         int[] r = new int[len--];
  29.         r[0] = 0;
  30.         value = i;
  31.         while (value != 0)
  32.         {
  33.             r[len--] = value % 10;
  34.             value /= 10;
  35.         }
  36.  
  37.         return r;
  38.     }
  39.  
  40.     public static void Main()
  41.     {
  42.         int[] a = { 2, 5, 4, 3 };
  43.         int[] b = { 3, 9, 1 };
  44.         int[] r = ToArray(ToInt(a) + ToInt(b));
  45.  
  46.         Console.WriteLine(ToInt(r));
  47.     }
  48. }
Success #stdin #stdout 0.03s 33912KB
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https://ideone.com/rvAeFV
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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