#include <iostream>
using namespace std;

int main()
{
   const int SIZE = 18;
   int a[SIZE];

   for (int i = 0; i < SIZE; i++)
   {
      a[i] = i % 3; // Use modulo to repeat the sequence 0, 1, 2
   }

   cout << "[";
   if (SIZE > 0)
   {
      cout << a[0];
      for (int i = 1; i < SIZE; i++)
      {
         cout << ", " << a[i];
      }
   }
   cout << "]" << endl;

   return 0;
}