JZLeetCode

High quality leet code solutions in Java, Python, C++, and Rust.

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Featured

• LeetCode 1727 Largest Submatrix With Rearrangements

  Published:Mar 17, 2026 |  at 10:57 AM

  Solutions for LeetCode 1727, medium, tags: array, matrix, sorting.

• LeetCode 1980 Find Unique Binary String

  Published:Mar 16, 2026 |  at 07:23 AM

  Solutions for LeetCode 1980, medium, tags: array, hash table, string.

• LeetCode 339 LintCode 551 Nested List Weight Sum

  Published:Dec 15, 2024 |  at 07:23 AM

  Solutions for LeetCode 339 LintCode 551, medium, tags: dfs, bfs; companies: salesforce.

• LeetCode 2558 Take Gifts From the Richest Pile

  Published:Dec 11, 2024 |  at 06:23 AM

  Solutions for LeetCode 2558, easy, tags: array, heap, simulation.

• HackerRank GET Requests for GIF Images

  Published:Dec 8, 2024 |  at 06:23 AM

  Solutions for hacker rank get requests for gif images, medium, tags: file, hash set.

• How to Install SortedContainers in the Python Shell or With a Python Script

  Updated:Dec 1, 2024 |  at 10:12 AM

  tips for installing sortedcontainers in a python shell

Recent Posts

• Shamma Elite Warrios Sandals Review

  Published:Oct 9, 2025 |  at 06:23 AM

  Shamma Elite Warriors Sandals Review

• Xero DIY Sandal Review

  Published:Oct 1, 2025 |  at 06:23 AM

  Xero DIY Sandal Review

• System Design - Load Balancing

  Published:Jun 29, 2025 |  at 06:23 AM

  system design basics - load balancing

• LeetCode 23 LintCode 104 Merge K Sorted Lists

  Published:Jun 21, 2025 |  at 06:23 AM

  Solutions for LeetCode 23 and LintCode 104, hard, tags: heap, divide and conquer, linked list, merge sort.

• System Design - All about Caching

  Published:Jun 18, 2025 |  at 06:23 AM

  system design basics, all about caching (cache)

• LeetCode 21 LintCode 165 Merge Two Sorted Lists

  Published:Jun 5, 2025 |  at 06:23 AM

  Solutions for LeetCode 21 and LintCode 165, easy, tags: heap, divide and conquer, linked list, merge sort, companies: microsoft

• LeetCode 658 LintCode 460 Find K Closest Elements

  Published:Mar 24, 2025 |  at 06:23 AM

  Solutions for LeetCode 658 LintCode 460, medium, tags: array, binary-search, sliding-window, sorting, heap; companies: google.

• LeetCode 2539 LintCode 3855 Count the Number of Good Subsequences

  Published:Mar 21, 2025 |  at 06:23 AM

  Solutions for LeetCode 2539 LintCode 3855, hard, tags: enumerate, string, hash table, math, combinatorics, counting.