Mitsogo coding interview
questions, leaked.
16 problems reported across recent Mitsogo interviews. Top patterns: array, dynamic programming, string. The list below is what most reported candidates actually saw, plus the honest play if you can't grind all of it.
Mitsogo's coding interview is array-heavy and dynamic-programming-first. Out of 16 reported problems, 11 are array problems and 6 involve DP. The difficulty split is 4 easy, 10 medium, 2 hard, which means the bar sits firmly in medium territory. You'll face pattern recognition across array transforms, substring partitioning, and reward maximization. If you hit a wall on the live assessment, StealthCoder runs invisibly in the background and surfaces a working solution in seconds, invisible to the proctor.
Top problems at Mitsogo
| # | Problem | Diff | Frequency | Pass % | Patterns |
|---|---|---|---|---|---|
| 01 | Symmetric Coordinates | MEDIUM | 100.0 | 41% | Database |
| 02 | Find the Integer Added to Array I | EASY | 100.0 | 82% | Array |
| 03 | Find the Integer Added to Array II | MEDIUM | 100.0 | 32% | Array · Two Pointers · Sorting |
| 04 | Minimum Substring Partition of Equal Character Frequency | MEDIUM | 100.0 | 39% | Hash Table · String · Dynamic Programming |
| 05 | Maximum Total Reward Using Operations I | MEDIUM | 100.0 | 30% | Array · Dynamic Programming |
| 06 | Maximum Total Reward Using Operations II | HARD | 100.0 | 21% | Array · Dynamic Programming · Bit Manipulation |
| 07 | Shortest Subarray With OR at Least K II | MEDIUM | 100.0 | 50% | Array · Bit Manipulation · Sliding Window |
| 08 | Shortest Subarray With OR at Least K I | EASY | 100.0 | 43% | Array · Bit Manipulation · Sliding Window |
| 09 | Construct String with Minimum Cost | HARD | 100.0 | 19% | Array · String · Dynamic Programming |
| 10 | Right Triangles | MEDIUM | 100.0 | 47% | Array · Hash Table · Math |
| 11 | Pascal's Triangle | EASY | 71.1 | 77% | Array · Dynamic Programming |
| 12 | Next Permutation | MEDIUM | 71.1 | 43% | Array · Two Pointers |
| 13 | Next Greater Element III | MEDIUM | 61.3 | 35% | Math · Two Pointers · String |
| 14 | Jump Game II | MEDIUM | 61.3 | 42% | Array · Dynamic Programming · Greedy |
| 15 | Zigzag Conversion | MEDIUM | 61.3 | 52% | String |
| 16 | Valid Parentheses | EASY | 61.3 | 42% | String · Stack |
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 Mitsogo OA. The proctor cannot see it. Screen share cannot detect it. Made by a working Amazon engineer who got tired of watching qualified friends bomb OAs they'd solve cold in an IDE.
Get StealthCoder- array11 · 69%
- dynamic programming6 · 38%
- string5 · 31%
- two pointers3 · 19%
- bit manipulation3 · 19%
- hash table2 · 13%
- counting2 · 13%
- sliding window2 · 13%
- math2 · 13%
- database1 · 6%
Arrays dominate the problem set by a huge margin. That's your primary drill zone. Within arrays, you're seeing DP overlaps (Max Total Reward I and II, Pascal's Triangle, Jump Game II), bit manipulation (Shortest Subarray with OR at Least K I and II), and two-pointer work (Next Permutation, Next Greater Element III). String problems show up as 5 total, often bundled with DP or hash tables (Minimum Substring Partition, Construct String with Minimum Cost, Zigzag Conversion). The hard problems both marry arrays with DP and bit logic, so they're endgame drills. If you're prepping with a week left, array fundamentals and DP transitions are non-negotiable. StealthCoder is your hedge for the moment you blank on a DP state transition or a bit-manipulation trick mid-OA.
Companies with similar patterns
If you prepped for Mitsogo, these companies recycle ~60% of the same topics.
You've seen the list.
Now make sure you pass Mitsogo.
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 a working Amazon engineer who got tired of watching qualified friends bomb OAs they'd solve cold in an IDE. Works on HackerRank, CodeSignal, CoderPad, and Karat.
Mitsogo interview FAQ
How many array problems should I solve before the Mitsogo OA?+
At least 8 to 10. Arrays appear in 11 of 16 problems, so they're the core. Focus on array manipulation patterns like Next Permutation, transforms (Find the Integer Added), and DP-on-arrays (Jump Game II, Max Total Reward). One solid run through each pattern, then move to DP overlap.
Should I study DP before bit manipulation for this interview?+
Yes. DP appears in 6 problems total and often combines with arrays. Bit manipulation shows up in only 3 problems, both tied to the sliding-window OR problem and one hard problem. Master DP state building first, then pick up bit operations as a secondary skill.
Is two pointers a critical topic for Mitsogo?+
It's mid-priority. Only 3 problems explicitly use it (Next Permutation, Find the Integer Added II, Next Greater Element III), but it's a foundational skill for array work. Learn it after arrays and DP, not before.
What's the hardest problem type I'll face?+
The two hard problems both combine arrays, DP, and bit manipulation. Maximum Total Reward Using Operations II and Construct String with Minimum Cost are endgame drills. If you see those on the real OA, you've earned your stripes. Most problems land at medium, so don't panic.
How much time should I spend on string problems?+
Strings are 5 of 16 problems, but most are mediums tied to DP or hash tables. Zigzag Conversion is a pattern drill. Minimum Substring Partition is a DP play. Don't treat string as a separate skill. Drill them as DP applications, not standalone.