Problem database last updated: June 20, 2025

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Sony Coding Interview Questions

3 problems · 1 Easy, 1 Medium, 1 Hard · Ranked #314 of 458

Difficulty breakdown

1 Easy

33% · avg 23%

1 Medium

33% · avg 59%

1 Hard

33% · avg 18%

Top topics

array
100%1.7x
dynamic-programming
66.7%3.4x
greedy
33.3%3.9x
sorting
33.3%2.3x
math
33.3%2.6x
binary-search
33.3%3.8x

Interview profile

Based on 3 reported problems, Sony interviews are significantly harder than average - 33% Hard vs 18% across all companies.

Compared to the industry average, Sony puts unusual emphasis on dynamic-programming (66.7% of problems, 3.4x the industry average), array (100% of problems, 1.7x the industry average). If you're short on time, these are the categories to double down on.

The most common topics are array (100%), dynamic-programming (66.7%), greedy (33.3%), sorting (33.3%). Problems below are sorted by frequency, the ones at the top are asked most often.

All 3 problems

Reducing Dishes

Solve

A chef has collected data on the satisfaction level of his n dishes. Chef can cook any dish in 1 unit of time.

HardLikely
arraydynamic-programminggreedy

Best Time to Buy and Sell Stock

Solve

You are given an array prices where prices[i] is the price of a given stock on the ith day.

EasyLikely
arraydynamic-programming

Random Pick with Weight

Solve

You are given a 0-indexed array of positive integers w where w[i] describes the weight of the ith index.

MediumLikely
arraymathbinary-search

How often are these problems asked?

Frequency scores are based on crowdsourced interview reports. A higher score means the problem has been reported more often in recent Sony interviews.

Very Likely

75-100%

Likely

50-74%

Sometimes

25-49%

Rare

0-24%

Preparing for your Sony coding interview

Sony interviews focus heavily on array, dynamic-programming, greedy problems. If you're short on time, these are the categories to prioritize. The problems on this page are sorted by frequency, so start from the top and work your way down.

Beyond solving problems, practice explaining your approach. Sony interviewers care about your thought process - how you break down a problem, consider edge cases, and evaluate tradeoffs between solutions. A clean O(n) solution you can explain clearly beats an O(log n) solution you can't articulate.

Looking for more companies? Browse all 458 companies in our directory, or sharpen your fundamentals with our free data structure visualizers and AI-powered DSA tutor.

Frequently Asked Questions

What coding problems does Sony ask in interviews?add

Sony has been reported to ask 3 distinct coding problems. The most common topics are array, dynamic-programming, greedy. 1 are Easy difficulty, 1 are Medium, and 1 are Hard. Problems are sorted by frequency - the ones at the top are asked most often.

How hard are Sony coding interviews?add

Based on 3 reported problems, Sony interviews are significantly harder than average - 33% Hard vs 18% across all companies. 33% of questions are Medium difficulty. Focus on the high-frequency Medium problems first, then work through the Hard ones.

How should I prepare for a Sony coding interview?add

Start with the highest-frequency problems listed on this page. Focus on the core topics: array, dynamic-programming, greedy. Practice solving them under time pressure and explaining your approach out loud. Mock interviews with AI can simulate the real experience.

Other companies to explore

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