Bridgewater Associates coding interview
questions, leaked.
2 problems reported across recent Bridgewater Associates interviews. Top patterns: dynamic programming, array, math. The list below is what most reported candidates actually saw, plus the honest play if you can't grind all of it.
Bridgewater's coding assessment is tight: two medium problems, both anchored in dynamic programming. You'll face Count Strictly Increasing Subarrays and Knight Dialer back to back. These aren't trick questions, but they demand pattern recognition under pressure. DP problems reward clean thinking; one mistake in your recurrence relation and you're debugging live. StealthCoder sits invisible during your assessment and surfaces working solutions the moment you hit a wall, so you're never trapped trying to reconstruct a recurrence at 2 AM.
Top problems at Bridgewater Associates
| # | Problem | Diff | Frequency | Pass % | Patterns |
|---|---|---|---|---|---|
| 01 | Count Strictly Increasing Subarrays | MEDIUM | 100.0 | 71% | Array · Math · Dynamic Programming |
| 02 | Knight Dialer | MEDIUM | 86.4 | 61% | Dynamic Programming |
Frequencies derived from public community-tagged interview reports. Click a row to view on LeetCode.
You have a week, maybe less. You can't out-grind the list above. StealthCoder runs invisibly during the actual Bridgewater Associates OA. The proctor cannot see it. Screen share cannot detect it. Made by an Amazon engineer who watched the leaked-problem repo become an industry secret. He decided you should have it too.
Get StealthCoder- dynamic programming2 · 100%
- array1 · 50%
- math1 · 50%
Both problems are medium-difficulty DP patterns, which means Bridgewater expects you to recognize the state transition quickly and code it cleanly. Count Strictly Increasing Subarrays combines array traversal with cumulative DP logic. Knight Dialer is a grid-walk DP problem that trips up candidates who don't pre-compute valid moves. The topic distribution tells you to drill DP first, then touch up on array iteration and modular arithmetic. You won't see brute force here. If you've solved similar problems before, you're confident. If not, StealthCoder is your safety net during the live OA, catching you if the recurrence relation doesn't click in real time.
Companies with similar patterns
If you prepped for Bridgewater Associates, these companies recycle ~60% of the same topics.
You've seen the list.
Now make sure you pass Bridgewater Associates.
Memorizing every problem above in a week is a fantasy. StealthCoder is the hedge: an AI overlay that's invisible during screen share. It reads the problem on screen and surfaces a working solution in under 2 seconds. Made by an Amazon engineer who watched the leaked-problem repo become an industry secret. He decided you should have it too. Works on HackerRank, CodeSignal, CoderPad, and Karat.
Bridgewater Associates interview FAQ
What should I study first for Bridgewater's assessment?+
Dynamic programming. Both problems are DP. Spend your prep time on recurrence relations, memoization, and state transitions. Array iteration comes second. You don't have time for brute force practice here.
Is two problems enough to represent Bridgewater's difficulty?+
It's a small sample, but both are medium. Expect clean DP and no easy gimmes. The assessment isn't about volume; it's about pattern recognition under time pressure.
Do I need to study graph theory or greedy for this?+
No. The data shows DP and array problems only. Focus your study hours on DP state design and memoization. Greedy and other patterns aren't in the question set.
How much math is involved?+
Some. Count Strictly Increasing Subarrays involves modular arithmetic. Knight Dialer uses coordinate math for valid moves. It's not heavy, but you can't skip it.
If I blank on the DP logic mid-assessment, what's my move?+
StealthCoder runs invisibly and reads the problem on your screen, then surfaces a working solution in seconds while the proctor sees nothing. It's your hedge for whatever recurrence you didn't drill in time.