A collection of LeetCode questions to ace the coding interview! - Created using LeetHub v2

LeetCode Topics

Hash Table

0037-sudoku-solver
0139-word-break
0146-lru-cache
0350-intersection-of-two-arrays-ii
0726-number-of-atoms
1890-sum-of-beauty-of-all-substrings

Linked List

0146-lru-cache
2182-find-the-minimum-and-maximum-number-of-nodes-between-critical-points
2299-merge-nodes-in-between-zeros

Design

0146-lru-cache

Doubly-Linked List

0146-lru-cache

Array

0033-search-in-rotated-sorted-array
0035-search-insert-position
0037-sudoku-solver
0040-combination-sum-ii
0051-n-queens
0090-subsets-ii
0139-word-break
0153-find-minimum-in-rotated-sorted-array
0350-intersection-of-two-arrays-ii
0493-reverse-pairs
0498-diagonal-traverse
0540-single-element-in-a-sorted-array
0792-binary-search
0907-koko-eating-bananas
0948-sort-an-array
1056-capacity-to-ship-packages-within-d-days
1408-find-the-smallest-divisor-given-a-threshold
1496-lucky-numbers-in-a-matrix
1605-minimum-number-of-days-to-make-m-bouquets
1616-minimum-difference-between-largest-and-smallest-value-in-three-moves
1646-kth-missing-positive-number
1720-crawler-log-folder
1951-find-the-winner-of-the-circular-game
2432-number-of-zero-filled-subarrays
2846-robot-collisions

Two Pointers

0005-longest-palindromic-substring
0151-reverse-words-in-a-string
0350-intersection-of-two-arrays-ii

Binary Search

0033-search-in-rotated-sorted-array
0035-search-insert-position
0153-find-minimum-in-rotated-sorted-array
0350-intersection-of-two-arrays-ii
0493-reverse-pairs
0540-single-element-in-a-sorted-array
0792-binary-search
0907-koko-eating-bananas
1056-capacity-to-ship-packages-within-d-days
1408-find-the-smallest-divisor-given-a-threshold
1605-minimum-number-of-days-to-make-m-bouquets
1646-kth-missing-positive-number

Sorting

0350-intersection-of-two-arrays-ii
0726-number-of-atoms
0948-sort-an-array
1616-minimum-difference-between-largest-and-smallest-value-in-three-moves
2846-robot-collisions

Divide and Conquer

0493-reverse-pairs
0948-sort-an-array

Heap (Priority Queue)

0948-sort-an-array

Merge Sort

0493-reverse-pairs
0948-sort-an-array

Bucket Sort

0948-sort-an-array

Radix Sort

0948-sort-an-array

Counting Sort

0948-sort-an-array
1890-sum-of-beauty-of-all-substrings

Matrix

0037-sudoku-solver
0498-diagonal-traverse
1496-lucky-numbers-in-a-matrix

Simulation

0498-diagonal-traverse
1642-water-bottles
1951-find-the-winner-of-the-circular-game
2299-merge-nodes-in-between-zeros
2846-robot-collisions

Greedy

1616-minimum-difference-between-largest-and-smallest-value-in-three-moves
2032-largest-odd-number-in-string

Binary Indexed Tree

0493-reverse-pairs

Segment Tree

0493-reverse-pairs

Ordered Set

0493-reverse-pairs

Math

0050-powx-n
0282-expression-add-operators
1642-water-bottles
1951-find-the-winner-of-the-circular-game
2032-largest-odd-number-in-string
2050-count-good-numbers
2432-number-of-zero-filled-subarrays

Recursion

0050-powx-n
1951-find-the-winner-of-the-circular-game
2050-count-good-numbers

Queue

1951-find-the-winner-of-the-circular-game

String

0005-longest-palindromic-substring
0022-generate-parentheses
0139-word-break
0151-reverse-words-in-a-string
0282-expression-add-operators
0726-number-of-atoms
0812-rotate-string
1078-remove-outermost-parentheses
1298-reverse-substrings-between-each-pair-of-parentheses
1720-crawler-log-folder
1890-sum-of-beauty-of-all-substrings
2032-largest-odd-number-in-string

Stack

0726-number-of-atoms
1078-remove-outermost-parentheses
1298-reverse-substrings-between-each-pair-of-parentheses
1720-crawler-log-folder
2846-robot-collisions

String Matching

0812-rotate-string

Dynamic Programming

0005-longest-palindromic-substring
0022-generate-parentheses
0139-word-break

Backtracking

0022-generate-parentheses
0037-sudoku-solver
0040-combination-sum-ii
0051-n-queens
0090-subsets-ii
0282-expression-add-operators

Bit Manipulation

0090-subsets-ii

Trie

0139-word-break

Memoization

0139-word-break