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"http://www.martinkysel.com/hackerrank-castle-on-the-grid-solution/", "published_at": "2016-03-04T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a50ac33ff4", "title": null, "url": "http://www.martinkysel.com/rdf-parse-of-dbpedia-showing-all-death-metal-band-members-and-their-connections/", "published_at": "2016-03-02T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e9a05eaa", "title": null, "url": "http://www.martinkysel.com/hackerrank-sherlock-and-valid-string-solution/", "published_at": "2016-02-23T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e97f11fa", "title": null, "url": "http://www.martinkysel.com/hackerrank-poisonous-plants-solution/", "published_at": "2016-02-11T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e885c3ce", "title": null, "url": "http://www.martinkysel.com/hackerrank-waiter-solution/", "published_at": "2016-02-10T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e8465d85", "title": null, "url": "http://www.martinkysel.com/hackerrank-largest-rectangle-solution/", "published_at": "2016-02-09T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e8365537", "title": null, "url": "http://www.martinkysel.com/hackerrank-maximum-element-solution/", "published_at": "2016-01-29T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e7842634", "title": null, "url": "http://www.martinkysel.com/hackerrank-simple-text-editor-solution/", "published_at": "2016-01-28T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e6d50bfa", "title": null, "url": "http://www.martinkysel.com/hackerrank-balanced-parentheses-solution/", "published_at": "2016-01-25T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e6c72608", "title": null, "url": "http://www.martinkysel.com/hackerrank-matrix-rotation-solution/", "published_at": "2016-01-22T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e6af0a4d", "title": null, "url": "http://www.martinkysel.com/codility-cyclicrotation-solution/", "published_at": "2016-01-19T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e69c5eab", "title": null, "url": "http://www.martinkysel.com/hackerrank-pairs-solution/", "published_at": "2015-08-31T00:00:00+00:00" }, { "id": "01a0d82f-3402-71f9-82d4-90a4e6331e30", "title": null, "url": "http://www.martinkysel.com/hacker-rank-common-child-solution/", "published_at": "2015-08-30T00:00:00+00:00" } ] posts Claim your blog

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2026

The Third Durable Surface original ↗

8 Jul 2026

The Missing Exactly-Once Layer Under AI Agents original ↗

22 Jun 2026

2024

http://www.martinkysel.com/leetcode-min-stack/original ↗

3 Jun 2024

http://www.martinkysel.com/leetcode-copy-list-with-random/original ↗

31 May 2024

http://www.martinkysel.com/leetcode-in-place-merge/original ↗

30 May 2024

2023

Mentoring Software Engineers While Living on the Road original ↗

15 Aug 2023

http://www.martinkysel.com/hackerrank-string-similarity-solution/original ↗

13 Apr 2023

From Ugly to Beautiful: The Transformation of Martinkysel.com original ↗

25 Feb 2023

Migration of MartinKysel.com to Jekyll original ↗

24 Feb 2023

2021

http://www.martinkysel.com/hackerrank-balanced-strings-solution/original ↗

16 May 2021

http://www.martinkysel.com/hackerrank-real-estate-broker-solution/original ↗

16 May 2021

http://www.martinkysel.com/hackerrank-majority-solution/original ↗

5 Feb 2021

http://www.martinkysel.com/hackerrank-friend-circle-queries/original ↗

24 Jan 2021

http://www.martinkysel.com/hackerrank-game-of-maximization-solution/original ↗

24 Jan 2021

2020

http://www.martinkysel.com/hackerearth-cells-in-a-matrix-solution/original ↗

25 Oct 2020

http://www.martinkysel.com/hackerrank-possible-path-solution/original ↗

25 Oct 2020

http://www.martinkysel.com/hackerrank-simple-array-sum-solution/original ↗

25 Oct 2020

http://www.martinkysel.com/hackerrank-fraudulent-activity-notifications-solution/original ↗

28 Aug 2020

http://www.martinkysel.com/codility-shortestadjseq-solution/original ↗

21 Aug 2020

http://www.martinkysel.com/hackerrank-box-it-solution/original ↗

21 Aug 2020

http://www.martinkysel.com/hackerrank-c-rectangle-area-solution/original ↗

21 Aug 2020

http://www.martinkysel.com/hackerrank-connecting-towns-solution/original ↗

4 Aug 2020

http://www.martinkysel.com/hackerrank-product-distribution-solution/original ↗

31 Jul 2020

http://www.martinkysel.com/hackerrank-coffee-break-puzzle-at-cisco-string-generation-solution/original ↗

30 Jul 2020

http://www.martinkysel.com/hackerrank-merge-the-tools-solution/original ↗

30 Jul 2020

http://www.martinkysel.com/hackerrank-no-idea-solution/original ↗

30 Jul 2020

http://www.martinkysel.com/hackerrank-the-minion-game-solution/original ↗

30 Jul 2020

http://www.martinkysel.com/hackerrank-swap-case-solution/original ↗

28 Jul 2020

http://www.martinkysel.com/hackerrank-bon-appetit-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-cats-and-a-mouse-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-counting-valleys-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-drawing-book-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-electronics-shop-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-minimum-swaps-2-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-sock-merchant-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-time-complexity-primality-solution/original ↗

26 Jul 2020

http://www.martinkysel.com/hackerrank-day-of-the-programmer-solution/original ↗

23 May 2020

http://www.martinkysel.com/hackerrank-birthday-chocolate-solution/original ↗

21 May 2020

http://www.martinkysel.com/hackerrank-picking-numbers-solution/original ↗

15 May 2020

http://www.martinkysel.com/hackerrank-apple-and-orange-solution/original ↗

13 May 2020

http://www.martinkysel.com/hackerrank-grading-students-solution/original ↗

12 May 2020

Why and When You Need Transactional DDL in Your Database original ↗

6 Apr 2020

Top 10 FAQs from KubeCon 2019 in San Diego original ↗

30 Mar 2020

What Does Distributed SQL Really Mean?original ↗

23 Mar 2020

2019

http://www.martinkysel.com/hackerrank-migratory-birds-solution/original ↗

22 May 2019

http://www.martinkysel.com/hackerrank-left-rotation-solution/original ↗

20 May 2019

http://www.martinkysel.com/hackerrank-breaking-the-records-solution/original ↗

17 May 2019

http://www.martinkysel.com/hackerrank-between-two-sets-solution/original ↗

16 May 2019

http://www.martinkysel.com/hackerrank-journey-to-the-moon-solution/original ↗

15 May 2019

http://www.martinkysel.com/hackerrank-mini-max-sum-solution/original ↗

12 May 2019

http://www.martinkysel.com/hackerrank-birthday-cake-candles-solution/original ↗

8 May 2019

http://www.martinkysel.com/hackerrank-a-very-big-sum-solution/original ↗

7 May 2019

http://www.martinkysel.com/hackerrank-new-year-chaos-solution/original ↗

5 May 2019

http://www.martinkysel.com/posting-schedule-sprint-summer-2019/original ↗

5 May 2019

Distributed Transactional Locks original ↗

3 Apr 2019

How Transaction Locks support Zero Overhead Distributed DML original ↗

3 Apr 2019

2018

http://www.martinkysel.com/what-i-discovered-using-a-simple-challenge-during-interviews/original ↗

24 Sept 2018

http://www.martinkysel.com/hackerrank-the-power-sum-solution/original ↗

22 Sept 2018

http://www.martinkysel.com/hackerrank-lilys-homework-solution/original ↗

21 Sept 2018

http://www.martinkysel.com/hackerrank-hackerrank-bear-and-steady-gene-solution/original ↗

20 Sept 2018

http://www.martinkysel.com/hackerrank-sherlock-and-the-valid-string-solution/original ↗

19 Sept 2018

http://www.martinkysel.com/hackerrank-string-construction-solution/original ↗

18 Sept 2018

http://www.martinkysel.com/hackerrank-weighted-uniform-strings-solution/original ↗

17 Sept 2018

http://www.martinkysel.com/hackerrank-hackerrank-in-a-string-solution/original ↗

16 Sept 2018

http://www.martinkysel.com/hackerrank-mars-exploration-solution/original ↗

15 Sept 2018

http://www.martinkysel.com/hackerrank-strong-password-solution/original ↗

14 Sept 2018

http://www.martinkysel.com/hackerrank-camelcase-solution/original ↗

13 Sept 2018

http://www.martinkysel.com/hackerrank-super-reduced-string-solution/original ↗

12 Sept 2018

http://www.martinkysel.com/why-a-chairman-aint-the-master-replica/original ↗

1 Aug 2018

http://www.martinkysel.com/quick-dive-into-nuodb-architecture/original ↗

5 Jul 2018

http://www.martinkysel.com/this-page-is-gdpr-compliant/original ↗

27 May 2018

2016

http://www.martinkysel.com/hackerrank-non-divisible-subset-solution/original ↗

5 Aug 2016

http://www.martinkysel.com/hackerrank-flatland-space-station-solution/original ↗

4 Aug 2016

http://www.martinkysel.com/hackerrank-kangaroo-solution/original ↗

3 Aug 2016

http://www.martinkysel.com/hackerrank-jumping-on-the-clouds-solution/original ↗

2 Aug 2016

http://www.martinkysel.com/hackerrank-save-the-prisoner-solution/original ↗

2 Aug 2016

http://www.martinkysel.com/hackerrank-jumping-on-the-clouds-revisited-solution/original ↗

1 Aug 2016

http://www.martinkysel.com/hackerrank-circular-array-rotation-solution/original ↗

29 Jul 2016

http://www.martinkysel.com/hackerrank-compare-triplets-solution/original ↗

29 Jul 2016

http://www.martinkysel.com/hackerrank-divisible-sum-pairs-solution/original ↗

3 Jul 2016

http://www.martinkysel.com/demystifying-virtual-tables-in-c-part-3-virtual-tables/original ↗

24 Jun 2016

http://www.martinkysel.com/hackerrank-lisas-workbook-solution/original ↗

22 Jun 2016

http://www.martinkysel.com/hackerrank-sherlock-and-the-beast-solution/original ↗

21 Jun 2016

http://www.martinkysel.com/martinkysel-com-is-now-https/original ↗

14 Jun 2016

http://www.martinkysel.com/demystifying-virtual-tables-in-c-part-2-non-virtual-inheritance/original ↗

10 Jun 2016

http://www.martinkysel.com/demystifying-virtual-tables-in-c-part-1-trivial-constructors/original ↗

21 May 2016

http://www.martinkysel.com/hackerrank-bigger-is-greater-solution/original ↗

13 May 2016

http://www.martinkysel.com/hackerrank-castle-on-the-grid-solution/original ↗

4 Mar 2016

http://www.martinkysel.com/rdf-parse-of-dbpedia-showing-all-death-metal-band-members-and-their-connections/original ↗

2 Mar 2016

http://www.martinkysel.com/hackerrank-sherlock-and-valid-string-solution/original ↗

23 Feb 2016

http://www.martinkysel.com/hackerrank-poisonous-plants-solution/original ↗

11 Feb 2016

http://www.martinkysel.com/hackerrank-waiter-solution/original ↗

10 Feb 2016

http://www.martinkysel.com/hackerrank-largest-rectangle-solution/original ↗

9 Feb 2016

http://www.martinkysel.com/hackerrank-maximum-element-solution/original ↗

29 Jan 2016

http://www.martinkysel.com/hackerrank-simple-text-editor-solution/original ↗

28 Jan 2016

http://www.martinkysel.com/hackerrank-balanced-parentheses-solution/original ↗

25 Jan 2016

http://www.martinkysel.com/hackerrank-matrix-rotation-solution/original ↗

22 Jan 2016

http://www.martinkysel.com/codility-cyclicrotation-solution/original ↗

19 Jan 2016

2015

http://www.martinkysel.com/hackerrank-pairs-solution/original ↗

31 Aug 2015

http://www.martinkysel.com/hacker-rank-common-child-solution/original ↗

30 Aug 2015