JZLeetCode

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

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Featured

• LeetCode 638 Shopping Offers

  28 Mar, 2026

  Solutions for LeetCode 638, medium, tags: array, dynamic programming, backtracking, bitmask, memoization.

• LeetCode 1298 Maximum Candies You Can Get from Boxes

  21 Mar, 2026

  Solutions for LeetCode 1298, hard, tags: array, breadth-first search, graph.

• LeetCode 1235 Maximum Profit in Job Scheduling

  21 Mar, 2026

  Solutions for LeetCode 1235, hard, tags: array, binary search, dynamic programming, sorting.

• LeetCode 3212 Count Submatrices With Equal Frequency of X and Y

  19 Mar, 2026

  Solutions for LeetCode 3212, medium, tags: array, matrix, prefix sum.

• LeetCode 1727 Largest Submatrix With Rearrangements

  17 Mar, 2026

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