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LeetCode

Keeps track of my monthly LeetCode progress.

You can check the profile here: https://leetcode.com/Abhay_Raj/

LeetCode Topics

Array

0287-find-the-duplicate-number
0407-trapping-rain-water-ii
0739-daily-temperatures
0854-making-a-large-island
0952-word-subsets
1364-tuple-with-same-product
1396-count-servers-that-communicate
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
1524-string-matching-in-an-array
1876-map-of-highest-peak
1878-check-if-array-is-sorted-and-rotated
1895-minimum-number-of-operations-to-move-all-balls-to-each-box
1927-maximum-ascending-subarray-sum
2145-grid-game
2292-counting-words-with-a-given-prefix
2358-number-of-ways-to-split-array
2448-count-number-of-bad-pairs
2465-shifting-letters-ii
2533-bitwise-xor-of-all-pairings
2685-first-completely-painted-row-or-column
2691-count-vowel-strings-in-ranges
2764-maximum-number-of-fish-in-a-grid
2766-find-the-prefix-common-array-of-two-arrays
2792-neighboring-bitwise-xor
3309-count-prefix-and-suffix-pairs-i
3372-longest-strictly-increasing-or-strictly-decreasing-subarray

Stack

0143-reorder-list
0739-daily-temperatures
2021-remove-all-occurrences-of-a-substring
2221-check-if-a-parentheses-string-can-be-valid
3447-clear-digits

Monotonic Stack

0739-daily-temperatures

String

0952-word-subsets
1502-construct-k-palindrome-strings
1524-string-matching-in-an-array
1537-maximum-score-after-splitting-a-string
1895-minimum-number-of-operations-to-move-all-balls-to-each-box
1915-check-if-one-string-swap-can-make-strings-equal
2021-remove-all-occurrences-of-a-substring
2059-unique-length-3-palindromic-subsequences
2221-check-if-a-parentheses-string-can-be-valid
2292-counting-words-with-a-given-prefix
2465-shifting-letters-ii
2691-count-vowel-strings-in-ranges
3309-count-prefix-and-suffix-pairs-i
3447-clear-digits
3455-minimum-length-of-string-after-operations

Prefix Sum

1537-maximum-score-after-splitting-a-string
1895-minimum-number-of-operations-to-move-all-balls-to-each-box
2059-unique-length-3-palindromic-subsequences
2145-grid-game
2358-number-of-ways-to-split-array
2465-shifting-letters-ii
2691-count-vowel-strings-in-ranges

Hash Table

0138-copy-list-with-random-pointer
0141-linked-list-cycle
0146-lru-cache
0952-word-subsets
1364-tuple-with-same-product
1502-construct-k-palindrome-strings
1915-check-if-one-string-swap-can-make-strings-equal
2059-unique-length-3-palindromic-subsequences
2434-design-a-number-container-system
2448-count-number-of-bad-pairs
2685-first-completely-painted-row-or-column
2766-find-the-prefix-common-array-of-two-arrays
3455-minimum-length-of-string-after-operations

Bit Manipulation

0287-find-the-duplicate-number
2059-unique-length-3-palindromic-subsequences
2509-minimize-xor
2533-bitwise-xor-of-all-pairings
2766-find-the-prefix-common-array-of-two-arrays
2792-neighboring-bitwise-xor

String Matching

1524-string-matching-in-an-array
2292-counting-words-with-a-given-prefix
3309-count-prefix-and-suffix-pairs-i

Trie

3309-count-prefix-and-suffix-pairs-i

Rolling Hash

3309-count-prefix-and-suffix-pairs-i

Hash Function

3309-count-prefix-and-suffix-pairs-i

Linked List

0021-merge-two-sorted-lists
0023-merge-k-sorted-lists
0138-copy-list-with-random-pointer
0141-linked-list-cycle
0143-reorder-list
0146-lru-cache
0206-reverse-linked-list

Recursion

0021-merge-two-sorted-lists
0143-reorder-list
0206-reverse-linked-list

Greedy

1502-construct-k-palindrome-strings
2221-check-if-a-parentheses-string-can-be-valid
2509-minimize-xor

Counting

1364-tuple-with-same-product
1396-count-servers-that-communicate
1502-construct-k-palindrome-strings
1915-check-if-one-string-swap-can-make-strings-equal
2448-count-number-of-bad-pairs
3455-minimum-length-of-string-after-operations

Two Pointers

0141-linked-list-cycle
0143-reorder-list
0287-find-the-duplicate-number

Brainteaser

2533-bitwise-xor-of-all-pairings

Breadth-First Search

0407-trapping-rain-water-ii
0684-redundant-connection
0820-find-eventual-safe-states
0854-making-a-large-island
1396-count-servers-that-communicate
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
1558-course-schedule-iv
1876-map-of-highest-peak
2583-divide-nodes-into-the-maximum-number-of-groups
2764-maximum-number-of-fish-in-a-grid

Graph

0684-redundant-connection
0820-find-eventual-safe-states
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
1558-course-schedule-iv
2246-maximum-employees-to-be-invited-to-a-meeting
2583-divide-nodes-into-the-maximum-number-of-groups

Heap (Priority Queue)

0023-merge-k-sorted-lists
0407-trapping-rain-water-ii
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
2434-design-a-number-container-system

Matrix

0407-trapping-rain-water-ii
0854-making-a-large-island
1396-count-servers-that-communicate
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
1876-map-of-highest-peak
2145-grid-game
2685-first-completely-painted-row-or-column
2764-maximum-number-of-fish-in-a-grid

Shortest Path

1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid

Depth-First Search

0684-redundant-connection
0820-find-eventual-safe-states
0854-making-a-large-island
1396-count-servers-that-communicate
1558-course-schedule-iv
2246-maximum-employees-to-be-invited-to-a-meeting
2764-maximum-number-of-fish-in-a-grid

Union Find

0684-redundant-connection
0854-making-a-large-island
1396-count-servers-that-communicate
2583-divide-nodes-into-the-maximum-number-of-groups
2764-maximum-number-of-fish-in-a-grid

Topological Sort

0820-find-eventual-safe-states
1558-course-schedule-iv
2246-maximum-employees-to-be-invited-to-a-meeting

Binary Search

0287-find-the-duplicate-number

Design

0146-lru-cache
2434-design-a-number-container-system

Ordered Set

2434-design-a-number-container-system

Math

2448-count-number-of-bad-pairs

Simulation

2021-remove-all-occurrences-of-a-substring
3447-clear-digits

Doubly-Linked List

0146-lru-cache

Divide and Conquer

0023-merge-k-sorted-lists

Merge Sort

0023-merge-k-sorted-lists

About

Keeps track of my monthly LeetCode progress

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