Bloomberg LeetCode interview questions

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Problem	Difficulty	Frequency	Acceptance
Two Sum Array Hash Table EASY	Easy	100.0%	0.6%
Merge Intervals Array Sorting Quicksort MEDIUM	Medium	87.9%	0.5%
Add Two Numbers Linked List Math Recursion MEDIUM	Medium	85.2%	0.5%
Longest Substring Without Repeating Characters Hash Table String Sliding Window MEDIUM	Medium	84.8%	0.4%
Number of Islands Array Depth-First Search Breadth-First Search +2 MEDIUM	Medium	83.9%	0.7%
Best Time to Buy and Sell Stock Array Dynamic Programming EASY	Easy	83.8%	0.6%
Insert Delete GetRandom O(1) Array Hash Table Math +2 MEDIUM	Medium	83.5%	0.6%
Valid Parentheses String Stack Bracket Sequences EASY	Easy	83.1%	0.5%
Trapping Rain Water Array Two Pointers Dynamic Programming +2 HARD	Hard	80.2%	0.7%
3Sum Array Two Pointers Sorting MEDIUM	Medium	79.5%	0.4%
Longest Palindromic Substring Two Pointers String Dynamic Programming +1 MEDIUM	Medium	79.4%	0.4%
Median of Two Sorted Arrays Array Binary Search Divide and Conquer HARD	Hard	79.0%	0.5%
Longest Common Prefix Array String Trie EASY	Easy	78.5%	0.5%
Invalid Transactions Array Hash Table String +1 MEDIUM	Medium	78.1%	0.3%
Word Search Array String Backtracking +2 MEDIUM	Medium	77.4%	0.5%
Flatten a Multilevel Doubly Linked List Linked List Depth-First Search Doubly-Linked List MEDIUM	Medium	77.2%	0.6%
Container With Most Water Array Two Pointers Greedy MEDIUM	Medium	76.2%	0.6%
Decode String String Stack Recursion MEDIUM	Medium	75.8%	0.6%
Majority Element Array Hash Table Divide and Conquer +3 EASY	Easy	75.0%	0.7%
Reverse Integer Math MEDIUM	Medium	74.3%	0.3%

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