company info added

Author: ssavi-ict

data/company_info.json

@@ -3207,7 +3207,7 @@
   ],
   "https://leetcode.com/problems/k-th-symbol-in-grammar/": [
     "K-th Symbol in Grammar",
-    "Amazon", "Adobe"
+    "Amazon", "Facebook", "Bloomberg", "Adobe"
   ],
   "https://leetcode.com/problems/split-bst/": [
     "Split BST",