      "\n",
      "* Can we assume the string is ASCII?\n",
      "    * Yes\n",
      "    * Note: Unicode strings could require special handling depending on your language\n",
      "* Can you use additional data structures?  \n",
      "    * Yes\n",
      "* Can we assume this fits in memory?\n",
      "    * Yes"
     ]
 
</s> remove     "* Is this case sensitive?\n",
 </s> add     "* Can we assume this fits in memory?\n", </s> remove     "* Is this case sensitive?\n",
 </s> add     "* Can we assume this fits in memory?\n",
    "* Is this case sensitive?\n",
    "    * Yes\n",
      "\n",
      "* Can we assume the string is ASCII?\n",
      "    * Yes\n",
      "    * Note: Unicode strings could require special handling depending on your language\n",
    "* Is this case sensitive?\n",
    "    * Yes\n",
      "* Can you use additional data structures?  \n",
      "    * Yes\n",
      "* Can we assume this fits in memory?\n",
      "    * Yes"
     ]
keep keep keep add keep keep keep keep keep
 Update constraints for compress challenge and solution 
arrays_strings/compress/compress_solution.ipynb