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325 Commits
0002-add-two-numbers
0002-add-two-numbers
 
 
0021-merge-two-sorted-lists
0021-merge-two-sorted-lists
 
 
0043-multiply-strings
0043-multiply-strings
 
 
0049-group-anagrams
0049-group-anagrams
 
 
0050-powx-n
0050-powx-n
 
 
0067-add-binary
0067-add-binary
 
 
0407-trapping-rain-water-ii
0407-trapping-rain-water-ii
 
 
0445-add-two-numbers-ii
0445-add-two-numbers-ii
 
 
0459-repeated-substring-pattern
0459-repeated-substring-pattern
 
 
0684-redundant-connection
0684-redundant-connection
 
 
0820-find-eventual-safe-states
0820-find-eventual-safe-states
 
 
0952-word-subsets
0952-word-subsets
 
 
1018-largest-perimeter-triangle
1018-largest-perimeter-triangle
 
 
1160-letter-tile-possibilities
1160-letter-tile-possibilities
 
 
1349-check-if-it-is-a-straight-line
1349-check-if-it-is-a-straight-line
 
 
1364-tuple-with-same-product
1364-tuple-with-same-product
 
 
1396-count-servers-that-communicate
1396-count-servers-that-communicate
 
 
1477-product-of-the-last-k-numbers
1477-product-of-the-last-k-numbers
 
 
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
 
 
1516-the-k-th-lexicographical-string-of-all-happy-strings-of-length-n
1516-the-k-th-lexicographical-string-of-all-happy-strings-of-length-n
 
 
1524-string-matching-in-an-array
1524-string-matching-in-an-array
 
 
1558-course-schedule-iv
1558-course-schedule-iv
 
 
1876-map-of-highest-peak
1876-map-of-highest-peak
 
 
1878-check-if-array-is-sorted-and-rotated
1878-check-if-array-is-sorted-and-rotated
 
 
1886-minimum-limit-of-balls-in-a-bag
1886-minimum-limit-of-balls-in-a-bag
 
 
1895-minimum-number-of-operations-to-move-all-balls-to-each-box
1895-minimum-number-of-operations-to-move-all-balls-to-each-box
 
 
1915-check-if-one-string-swap-can-make-strings-equal
1915-check-if-one-string-swap-can-make-strings-equal
 
 
1927-maximum-ascending-subarray-sum
1927-maximum-ascending-subarray-sum
 
 
2145-grid-game
2145-grid-game
 
 
2201-valid-arrangement-of-pairs
2201-valid-arrangement-of-pairs
 
 
2221-check-if-a-parentheses-string-can-be-valid
2221-check-if-a-parentheses-string-can-be-valid
 
 
2246-maximum-employees-to-be-invited-to-a-meeting
2246-maximum-employees-to-be-invited-to-a-meeting
 
 
2292-counting-words-with-a-given-prefix
2292-counting-words-with-a-given-prefix
 
 
2434-design-a-number-container-system
2434-design-a-number-container-system
 
 
2448-count-number-of-bad-pairs
2448-count-number-of-bad-pairs
 
 
2456-construct-smallest-number-from-di-string
2456-construct-smallest-number-from-di-string
 
 
2465-shifting-letters-ii
2465-shifting-letters-ii
 
 
2473-max-sum-of-a-pair-with-equal-sum-of-digits
2473-max-sum-of-a-pair-with-equal-sum-of-digits
 
 
2509-minimize-xor
2509-minimize-xor
 
 
2533-bitwise-xor-of-all-pairings
2533-bitwise-xor-of-all-pairings
 
 
2558-minimum-number-of-operations-to-sort-a-binary-tree-by-level
2558-minimum-number-of-operations-to-sort-a-binary-tree-by-level
 
 
2685-first-completely-painted-row-or-column
2685-first-completely-painted-row-or-column
 
 
2691-count-vowel-strings-in-ranges
2691-count-vowel-strings-in-ranges
 
 
2764-maximum-number-of-fish-in-a-grid
2764-maximum-number-of-fish-in-a-grid
 
 
2766-find-the-prefix-common-array-of-two-arrays
2766-find-the-prefix-common-array-of-two-arrays
 
 
2792-neighboring-bitwise-xor
2792-neighboring-bitwise-xor
 
 
2802-find-the-punishment-number-of-an-integer
2802-find-the-punishment-number-of-an-integer
 
 
3181-find-building-where-alice-and-bob-can-meet
3181-find-building-where-alice-and-bob-can-meet
 
 
3309-count-prefix-and-suffix-pairs-i
3309-count-prefix-and-suffix-pairs-i
 
 
3332-minimum-operations-to-exceed-threshold-value-ii
3332-minimum-operations-to-exceed-threshold-value-ii
 
 
3372-longest-strictly-increasing-or-strictly-decreasing-subarray
3372-longest-strictly-increasing-or-strictly-decreasing-subarray
 
 
3427-special-array-ii
3427-special-array-ii
 
 
3429-special-array-i
3429-special-array-i
 
 
3434-find-the-number-of-distinct-colors-among-the-balls
3434-find-the-number-of-distinct-colors-among-the-balls
 
 
3447-clear-digits
3447-clear-digits
 
 
3455-minimum-length-of-string-after-operations
3455-minimum-length-of-string-after-operations
 
 
3621-minimum-operations-to-make-array-values-equal-to-k
3621-minimum-operations-to-make-array-values-equal-to-k
 
 
Difficulty: Easy/Strings Rotations of Each Other
Difficulty: Easy/Strings Rotations of Each Other
 
 
1.two-sum.java
1.two-sum.java
 
 
1014.best-sightseeing-pair.java
1014.best-sightseeing-pair.java
 
 
1200.minimum-absolute-difference.java
1200.minimum-absolute-difference.java
 
 
13.roman-to-integer.java
13.roman-to-integer.java
 
 
1422.maximum-score-after-splitting-a-string.java
1422.maximum-score-after-splitting-a-string.java
 
 
1475.final-prices-with-a-special-discount-in-a-shop.java
1475.final-prices-with-a-special-discount-in-a-shop.java
 
 
1639.number-of-ways-to-form-a-target-string-given-a-dictionary.java
1639.number-of-ways-to-form-a-target-string-given-a-dictionary.java
 
 
1760.minimum-limit-of-balls-in-a-bag.java
1760.minimum-limit-of-balls-in-a-bag.java
 
 
1792.maximum-average-pass-ratio.java
1792.maximum-average-pass-ratio.java
 
 
19.remove-nth-node-from-end-of-list.java
19.remove-nth-node-from-end-of-list.java
 
 
1930.unique-length-3-palindromic-subsequences.java
1930.unique-length-3-palindromic-subsequences.java
 
 
2079.watering-plants.java
2079.watering-plants.java
 
 
2109.adding-spaces-to-a-string.java
2109.adding-spaces-to-a-string.java
 
 
2154.keep-multiplying-found-values-by-two.java
2154.keep-multiplying-found-values-by-two.java
 
 
2182.construct-string-with-repeat-limit.java
2182.construct-string-with-repeat-limit.java
 
 
2270.number-of-ways-to-split-array.java
2270.number-of-ways-to-split-array.java
 
 
2337.move-pieces-to-obtain-a-string.java
2337.move-pieces-to-obtain-a-string.java
 
 
2381.shifting-letters-ii.java
2381.shifting-letters-ii.java
 
 
2415.reverse-odd-levels-of-binary-tree.java
2415.reverse-odd-levels-of-binary-tree.java
 
 
2466.count-ways-to-build-good-strings.java
2466.count-ways-to-build-good-strings.java
 
 
2554.maximum-number-of-integers-to-choose-from-a-range-i.java
2554.maximum-number-of-integers-to-choose-from-a-range-i.java
 
 
2558.take-gifts-from-the-richest-pile.java
2558.take-gifts-from-the-richest-pile.java
 
 
2593.find-score-of-an-array-after-marking-all-elements.java
2593.find-score-of-an-array-after-marking-all-elements.java
 
 
2762.continuous-subarrays.java
2762.continuous-subarrays.java
 
 
2779.maximum-beauty-of-an-array-after-applying-operation.java
2779.maximum-beauty-of-an-array-after-applying-operation.java
 
 
2825.make-string-a-subsequence-using-cyclic-increments.java
2825.make-string-a-subsequence-using-cyclic-increments.java
 
 
2872.maximum-number-of-k-divisible-components.java
2872.maximum-number-of-k-divisible-components.java
 
 
2981.find-longest-special-substring-that-occurs-thrice-i.java
2981.find-longest-special-substring-that-occurs-thrice-i.java
 
 
3203.find-minimum-diameter-after-merging-two-trees.java
3203.find-minimum-diameter-after-merging-two-trees.java
 
 
3264.final-array-state-after-k-multiplication-operations-i.java
3264.final-array-state-after-k-multiplication-operations-i.java
 
 
3355.zero-array-transformation-i.java
3355.zero-array-transformation-i.java
 
 
3356.zero-array-transformation-ii.java
3356.zero-array-transformation-ii.java
 
 
494.target-sum.java
494.target-sum.java
 
 
515.find-largest-value-in-each-tree-row.java
515.find-largest-value-in-each-tree-row.java
 
 
689.maximum-sum-of-3-non-overlapping-subarrays.java
689.maximum-sum-of-3-non-overlapping-subarrays.java
 
 
769. Max Chunks To Make Sorted
769. Max Chunks To Make Sorted
 
 
78.subsets.java
78.subsets.java
 
 
983.minimum-cost-for-tickets.java
983.minimum-cost-for-tickets.java
 
 
README.md
README.md
 
 
Solution.class
Solution.class
 
 
Solution.java
Solution.java
 
 
stats.json
stats.json
 
 

Repository files navigation

🚀 LeetCode Daily Grind 🖋️

A dedicated repository to store and track my daily journey of conquering and consistency in solving LeetCode problems, straight from local VS Code sessions!

Fueled by ☕ caffeine and persistence, I tackle algorithms and data structures one challenge at a time, striving for mastery every single day. 💪

LeetCode Topics

Depth-First Search
0684-redundant-connection
0820-find-eventual-safe-states
1396-count-servers-that-communicate
1558-course-schedule-iv
2201-valid-arrangement-of-pairs
2246-maximum-employees-to-be-invited-to-a-meeting

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
2201-valid-arrangement-of-pairs
2246-maximum-employees-to-be-invited-to-a-meeting

Eulerian Circuit
2201-valid-arrangement-of-pairs

Array
0049-group-anagrams
0407-trapping-rain-water-ii
0952-word-subsets
1018-largest-perimeter-triangle
1349-check-if-it-is-a-straight-line
1364-tuple-with-same-product
1396-count-servers-that-communicate
1477-product-of-the-last-k-numbers
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
1886-minimum-limit-of-balls-in-a-bag
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
2448-count-number-of-bad-pairs
2465-shifting-letters-ii
2473-max-sum-of-a-pair-with-equal-sum-of-digits
2533-bitwise-xor-of-all-pairings
2685-first-completely-painted-row-or-column
2691-count-vowel-strings-in-ranges
2766-find-the-prefix-common-array-of-two-arrays
2792-neighboring-bitwise-xor
3181-find-building-where-alice-and-bob-can-meet
3309-count-prefix-and-suffix-pairs-i
3332-minimum-operations-to-exceed-threshold-value-ii
3372-longest-strictly-increasing-or-strictly-decreasing-subarray
3427-special-array-ii
3429-special-array-i
3434-find-the-number-of-distinct-colors-among-the-balls
3621-minimum-operations-to-make-array-values-equal-to-k

Binary Search
1886-minimum-limit-of-balls-in-a-bag
3181-find-building-where-alice-and-bob-can-meet
3427-special-array-ii

Prefix Sum
1477-product-of-the-last-k-numbers
1895-minimum-number-of-operations-to-move-all-balls-to-each-box
2145-grid-game
2465-shifting-letters-ii
2691-count-vowel-strings-in-ranges
3427-special-array-ii

Stack
0445-add-two-numbers-ii
2221-check-if-a-parentheses-string-can-be-valid
2456-construct-smallest-number-from-di-string
3181-find-building-where-alice-and-bob-can-meet

Binary Indexed Tree
3181-find-building-where-alice-and-bob-can-meet

Segment Tree
3181-find-building-where-alice-and-bob-can-meet

Heap (Priority Queue)
0407-trapping-rain-water-ii
1485-minimum-cost-to-make-at-least-one-valid-path-in-a-grid
2434-design-a-number-container-system
2473-max-sum-of-a-pair-with-equal-sum-of-digits
3181-find-building-where-alice-and-bob-can-meet
3332-minimum-operations-to-exceed-threshold-value-ii

Monotonic Stack
3181-find-building-where-alice-and-bob-can-meet

Tree
2558-minimum-number-of-operations-to-sort-a-binary-tree-by-level

Breadth-First Search
0407-trapping-rain-water-ii
0684-redundant-connection
0820-find-eventual-safe-states
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
2558-minimum-number-of-operations-to-sort-a-binary-tree-by-level

Binary Tree
2558-minimum-number-of-operations-to-sort-a-binary-tree-by-level

String
0043-multiply-strings
0049-group-anagrams
0067-add-binary
0459-repeated-substring-pattern
0952-word-subsets
1160-letter-tile-possibilities
1524-string-matching-in-an-array
1895-minimum-number-of-operations-to-move-all-balls-to-each-box
1915-check-if-one-string-swap-can-make-strings-equal
2221-check-if-a-parentheses-string-can-be-valid
2292-counting-words-with-a-given-prefix
2456-construct-smallest-number-from-di-string
2465-shifting-letters-ii
2691-count-vowel-strings-in-ranges
3309-count-prefix-and-suffix-pairs-i
3455-minimum-length-of-string-after-operations

Hash Table
0049-group-anagrams
0952-word-subsets
1160-letter-tile-possibilities
1364-tuple-with-same-product
1915-check-if-one-string-swap-can-make-strings-equal
2434-design-a-number-container-system
2448-count-number-of-bad-pairs
2473-max-sum-of-a-pair-with-equal-sum-of-digits
2685-first-completely-painted-row-or-column
2766-find-the-prefix-common-array-of-two-arrays
3434-find-the-number-of-distinct-colors-among-the-balls
3455-minimum-length-of-string-after-operations
3621-minimum-operations-to-make-array-values-equal-to-k

Sorting
0049-group-anagrams
1018-largest-perimeter-triangle
2473-max-sum-of-a-pair-with-equal-sum-of-digits

String Matching
0459-repeated-substring-pattern
1524-string-matching-in-an-array
2292-counting-words-with-a-given-prefix
3309-count-prefix-and-suffix-pairs-i

Math
0002-add-two-numbers
0043-multiply-strings
0050-powx-n
0067-add-binary
0445-add-two-numbers-ii
1018-largest-perimeter-triangle
1349-check-if-it-is-a-straight-line
1477-product-of-the-last-k-numbers
2448-count-number-of-bad-pairs
2802-find-the-punishment-number-of-an-integer

Greedy
1018-largest-perimeter-triangle
2221-check-if-a-parentheses-string-can-be-valid
2456-construct-smallest-number-from-di-string
2509-minimize-xor

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

Recursion
0002-add-two-numbers
0021-merge-two-sorted-lists
0050-powx-n

Simulation
0043-multiply-strings
0067-add-binary
3332-minimum-operations-to-exceed-threshold-value-ii
3434-find-the-number-of-distinct-colors-among-the-balls

Linked List
0002-add-two-numbers
0021-merge-two-sorted-lists
0445-add-two-numbers-ii

Counting
1160-letter-tile-possibilities
1364-tuple-with-same-product
1396-count-servers-that-communicate
1915-check-if-one-string-swap-can-make-strings-equal
2448-count-number-of-bad-pairs
3455-minimum-length-of-string-after-operations

Bit Manipulation
0067-add-binary
2509-minimize-xor
2533-bitwise-xor-of-all-pairings
2766-find-the-prefix-common-array-of-two-arrays
2792-neighboring-bitwise-xor

Brainteaser
2533-bitwise-xor-of-all-pairings

Geometry
1349-check-if-it-is-a-straight-line

Matrix
0407-trapping-rain-water-ii
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

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

Union Find
0684-redundant-connection
1396-count-servers-that-communicate

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

Design
1477-product-of-the-last-k-numbers
2434-design-a-number-container-system

Ordered Set
2434-design-a-number-container-system

Data Stream
1477-product-of-the-last-k-numbers

Backtracking
1160-letter-tile-possibilities
2456-construct-smallest-number-from-di-string
2802-find-the-punishment-number-of-an-integer

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