BlackRockLeetCode Questions
VerifiedCompany-wise coding interview questions asked by BlackRock, ranked by real frequency across 30-day, 3-month, and 6-month recency windows.
# | Problem | Difficulty | Frequency↓ | Acceptance | |
|---|---|---|---|---|---|
| #202 | Happy Number3 sources | Easy | 100% | 59.9% | |
| #3068 | Find the Maximum Sum of Node Values3 sources | Hard | 75% | 69.4% | |
| #3004 | Maximum Subtree of the Same Color3 sources | Medium | 75% | 58.8% | |
| #20 | Valid Parentheses3 sources | Easy | 74% | 44.5% | |
| #49 | Group Anagrams3 sources | Medium | 63% | 72.9% | |
| #121 | Best Time to Buy and Sell Stock3 sources | Easy | 63% | 57.0% | |
| #2291 | Maximum Profit From Trading Stocks3 sources | Medium | 51% | 48.3% | |
| #236 | Medium | 51% | 0.7% | ||
| #235 | Medium | 51% | 0.7% | ||
| #3998 | Medium | 51% | 0.4% | ||
| #200 | Number of Islands3 sources | Medium | 43% | 64.7% | |
| #5 | Longest Palindromic Substring3 sources | Medium | 43% | 38.2% | |
| #1 | Two Sum3 sources | Easy | 43% | 57.8% | |
| #268 | Missing Number3 sources | Easy | 43% | 72.3% | |
| #70 | Climbing Stairs3 sources | Easy | 43% | 54.2% | |
| #12 | Integer to Roman3 sources | Medium | 43% | 71.2% | |
| #287 | Find the Duplicate Number3 sources | Medium | 43% | 64.6% |
BlackRock Technical Interview Overview & Company-Wise Questions
Software engineering and technical interviews at BlackRock emphasize real-world problem solving, algorithmic efficiency, and scalable data structure design. The curated dataset above contains 17 verified LeetCode problems, categorized by frequency and filtered across recent interview seasons.
Frequently Asked Questions
What are the top LeetCode questions for BlackRock?
Leading questions include Happy Number, Find the Maximum Sum of Node Values, Maximum Subtree of the Same Color. Reviewing questions with higher recency (within the last 30 to 90 days) yields the highest return on preparation time.
Where can I practice company-wise LeetCode questions for BlackRock?
You can practice all 17 BlackRock LeetCode questions right here on LeetMap Pro. Filter by 30-day, 3-month, and 6-month recency, track your progress with local checkpoints, and practice curated SQL problems completely free.
How should I prepare for BlackRock coding rounds?
Begin by reviewing Medium-difficulty problems (10 tracked), which constitute the majority of technical rounds. Complement coding practice with foundational DSA patterns like Sliding Window, Two Pointers, and Graph Traversal.