using System;
using System.Text;

namespace cs_plusplus
{
  class cs_plusplus
  {
    static void display(int[] arr, int len, string name)
    {
      Console.Write("{0}:", name);
      for(int i = 0; i < len; i++)
        Console.Write(" {0}", arr[i]);
      Console.Write("\n");
    }
    
    static void Main(string[] args)
    {
      int[] a = new int[16] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
      int[] b1 = new int[10];
      int[] b2 = new int[10];
      int[] b3 = new int[10];
      int[] b4 = new int[10];

      int[] b5 = new int[10];
      int[] b6 = new int[10];
      int[] b7 = new int[10];
      int[] b8 = new int[10];

      int c1 = 1;
      int c2 = 1;
      int c3 = 1;
      int c4 = 1;

      int c5 = 1;
      int c6 = 1;
      int c7 = 1;
      int c8 = 1;

      for (int i = 2; i < 5; i++, c3++, ++c7)
      {
        b1[c1] = a[c1++];
        b2[c2++] = a[c2];
        b3[c3] = a[c3];
        b4[c4++] = a[c4++];

        b5[c5] = a[++c5];
        b6[++c6] = a[c6];
        b7[c7] = a[c7];
        b8[++c8] = a[++c8];
      }
      
      display(b1, 10, "b1");
      display(b2, 10, "b2");
      display(b3, 10, "b3");
      display(b4, 10, "b4");
      display(b5, 10, "b5");
      display(b6, 10, "b6");
      display(b7, 10, "b7");
      display(b8, 10, "b8");      
    }
  }
}