Forgetful Lucy

#include <iostream>
using namespace std;
int main()
{
   char c; int n;
   while(cin >> c >> n)
   {
      if(n <= 0)
         cout << "invalid input" << endl;
      else
      {
         string *array = new string[n];
         *array = c;
         for(int i = 1; i < n; i++)
         {
            *(array + i) = *(array + i - 1) + c;
         }
         for(int i = 0; i < n; i++)
         {
            cout << *(array + i) << " ";
         }
         cout << endl;
         delete[] array;
      }
   }
   return 0;
}