GitHub - dhairyadesai26/DSA: 💡 400+ DSA problems solved across LeetCode, Codeforces, and coding platforms, covering algorithms, data structures, and interview preparation.

📘 LeetCode Solutions in C++

This repository contains my solutions to LeetCode problems implemented in C++. The problems are added as I solve them, following a continuous practice approach focused on improving problem-solving skills and interview readiness.

🛠 Language Used

C++

✨ Highlights

Clean and efficient C++ implementations

Optimized time and space complexity

Regularly updated with new problems

Focused on logic, edge cases, and correctness

Suitable for interview preparation

🎯 Purpose

Strengthen Data Structures and Algorithms concepts

Improve logical thinking and coding skills

Maintain a consistent LeetCode practice record

Prepare for technical interviews

🚀 How to Use

Browse any file to view the solution. Each file represents a solved LeetCode problem in C++.

📌 Future Improvements

Add explanations and complexity analysis

Organize solutions by topic

Include alternative approaches

🤝 Contributions

This repository is mainly for personal learning. Suggestions and improvements are welcome.

Provide feedback

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Name		Name	Last commit message	Last commit date
Latest commit History 275 Commits
1013-fibonacci-number		1013-fibonacci-number
1046-max-consecutive-ones-iii		1046-max-consecutive-ones-iii
1054-complement-of-base-10-integer		1054-complement-of-base-10-integer
110-balanced-binary-tree		110-balanced-binary-tree
1236-n-th-tribonacci-number		1236-n-th-tribonacci-number
1285-balance-a-binary-search-tree		1285-balance-a-binary-search-tree
1300-critical-connections-in-a-network		1300-critical-connections-in-a-network
1306-minimum-absolute-difference		1306-minimum-absolute-difference
1413-maximum-side-length-of-a-square-with-sum-less-than-or-equal-to-threshold		1413-maximum-side-length-of-a-square-with-sum-less-than-or-equal-to-threshold
151-reverse-words-in-a-string		151-reverse-words-in-a-string
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
1544-count-good-nodes-in-binary-tree		1544-count-good-nodes-in-binary-tree
162-find-peak-element		162-find-peak-element
1658-minimum-swaps-to-arrange-a-binary-grid		1658-minimum-swaps-to-arrange-a-binary-grid
1667-find-kth-bit-in-nth-binary-string		1667-find-kth-bit-in-nth-binary-string
1704-special-positions-in-a-binary-matrix		1704-special-positions-in-a-binary-matrix
1716-maximum-non-negative-product-in-a-matrix		1716-maximum-non-negative-product-in-a-matrix
1728-fancy-sequence		1728-fancy-sequence
1756-minimum-deletions-to-make-string-balanced		1756-minimum-deletions-to-make-string-balanced
1777-determine-if-two-strings-are-close		1777-determine-if-two-strings-are-close
1807-partitioning-into-minimum-number-of-deci-binary-numbers		1807-partitioning-into-minimum-number-of-deci-binary-numbers
1878-check-if-array-is-sorted-and-rotated		1878-check-if-array-is-sorted-and-rotated
1884-minimum-changes-to-make-alternating-binary-string		1884-minimum-changes-to-make-alternating-binary-string
190-reverse-bits		190-reverse-bits
1910-check-if-binary-string-has-at-most-one-segment-of-ones		1910-check-if-binary-string-has-at-most-one-segment-of-ones
1975-minimum-distance-to-the-target-element		1975-minimum-distance-to-the-target-element
198-house-robber		198-house-robber
1988-minimize-maximum-pair-sum-in-array		1988-minimize-maximum-pair-sum-in-array
1990-get-biggest-three-rhombus-sums-in-a-grid		1990-get-biggest-three-rhombus-sums-in-a-grid
2015-determine-whether-matrix-can-be-obtained-by-rotation		2015-determine-whether-matrix-can-be-obtained-by-rotation
2107-find-unique-binary-string		2107-find-unique-binary-string
2112-minimum-difference-between-highest-and-lowest-of-k-scores		2112-minimum-difference-between-highest-and-lowest-of-k-scores
215-kth-largest-element-in-an-array		215-kth-largest-element-in-an-array
2197-decode-the-slanted-ciphertext		2197-decode-the-slanted-ciphertext
2199-two-furthest-houses-with-different-colors		2199-two-furthest-houses-with-different-colors
2236-maximum-twin-sum-of-a-linked-list		2236-maximum-twin-sum-of-a-linked-list
238-product-of-array-except-self		238-product-of-array-except-self
2413-smallest-number-in-infinite-set		2413-smallest-number-in-infinite-set
2428-equal-row-and-column-pairs		2428-equal-row-and-column-pairs
2470-removing-stars-from-a-string		2470-removing-stars-from-a-string
2634-minimum-common-value		2634-minimum-common-value
2978-check-if-strings-can-be-made-equal-with-operations-ii		2978-check-if-strings-can-be-made-equal-with-operations-ii
2999-check-if-strings-can-be-made-equal-with-operations-i		2999-check-if-strings-can-be-made-equal-with-operations-i
3-longest-substring-without-repeating-characters		3-longest-substring-without-repeating-characters
3031-construct-product-matrix		3031-construct-product-matrix
3215-matrix-similarity-after-cyclic-shifts		3215-matrix-similarity-after-cyclic-shifts
322-coin-change		322-coin-change
3238-minimum-cost-to-convert-string-ii		3238-minimum-cost-to-convert-string-ii
3250-maximum-square-area-by-removing-fences-from-a-field		3250-maximum-square-area-by-removing-fences-from-a-field
3260-divide-an-array-into-subarrays-with-minimum-cost-ii		3260-divide-an-array-into-subarrays-with-minimum-cost-ii
3263-divide-an-array-into-subarrays-with-minimum-cost-i		3263-divide-an-array-into-subarrays-with-minimum-cost-i
328-odd-even-linked-list		328-odd-even-linked-list
33-search-in-rotated-sorted-array		33-search-in-rotated-sorted-array
3325-find-the-largest-area-of-square-inside-two-rectangles		3325-find-the-largest-area-of-square-inside-two-rectangles
3338-count-submatrices-with-top-left-element-and-sum-less-than-k		3338-count-submatrices-with-top-left-element-and-sum-less-than-k
338-counting-bits		338-counting-bits
3406-find-all-possible-stable-binary-arrays-i		3406-find-all-possible-stable-binary-arrays-i
3407-find-all-possible-stable-binary-arrays-ii		3407-find-all-possible-stable-binary-arrays-ii
3496-minimum-number-of-seconds-to-make-mountain-height-zero		3496-minimum-number-of-seconds-to-make-mountain-height-zero
3605-construct-the-minimum-bitwise-array-i		3605-construct-the-minimum-bitwise-array-i
3651-transformed-array		3651-transformed-array
3677-maximum-amount-of-money-robot-can-earn		3677-maximum-amount-of-money-robot-can-earn
374-guess-number-higher-or-lower		374-guess-number-higher-or-lower
3770-lexicographically-smallest-generated-string		3770-lexicographically-smallest-generated-string
3772-minimum-pair-removal-to-sort-array-ii		3772-minimum-pair-removal-to-sort-array-ii
3773-minimum-pair-removal-to-sort-array-i		3773-minimum-pair-removal-to-sort-array-i
3775-separate-squares-ii		3775-separate-squares-ii
383-ransom-note		383-ransom-note
3849-equal-sum-grid-partition-i		3849-equal-sum-grid-partition-i
3850-equal-sum-grid-partition-ii		3850-equal-sum-grid-partition-ii
3902-maximize-spanning-tree-stability-with-upgrades		3902-maximize-spanning-tree-stability-with-upgrades
3952-trionic-array-i		3952-trionic-array-i
3956-trionic-array-ii		3956-trionic-array-ii
3958-minimum-removals-to-balance-array		3958-minimum-removals-to-balance-array
396-rotate-function		396-rotate-function
3973-flip-square-submatrix-vertically		3973-flip-square-submatrix-vertically
3974-xor-after-range-multiplication-queries-i		3974-xor-after-range-multiplication-queries-i
3982-maximum-walls-destroyed-by-robots		3982-maximum-walls-destroyed-by-robots
401-binary-watch		401-binary-watch
4055-longest-balanced-substring-i		4055-longest-balanced-substring-i
4115-minimum-distance-between-three-equal-elements-i		4115-minimum-distance-between-three-equal-elements-i
4119-minimum-distance-between-three-equal-elements-ii		4119-minimum-distance-between-three-equal-elements-ii
4139-minimum-absolute-distance-between-mirror-pairs		4139-minimum-absolute-distance-between-mirror-pairs
4168-mirror-distance-of-an-integer		4168-mirror-distance-of-an-integer
4242-sum-of-gcd-of-formed-pairs		4242-sum-of-gcd-of-formed-pairs
4245-count-commas-in-range		4245-count-commas-in-range
450-delete-node-in-a-bst		450-delete-node-in-a-bst
48-rotate-image		48-rotate-image
485-max-consecutive-ones		485-max-consecutive-ones
61-rotate-list		61-rotate-list
657-robot-return-to-origin		657-robot-return-to-origin
66-plus-one		66-plus-one
67-add-binary		67-add-binary
693-binary-number-with-alternating-bits		693-binary-number-with-alternating-bits
696-count-binary-substrings		696-count-binary-substrings
70-climbing-stairs		70-climbing-stairs
735-asteroid-collision		735-asteroid-collision
739-daily-temperatures		739-daily-temperatures
745-find-smallest-letter-greater-than-target		745-find-smallest-letter-greater-than-target
747-min-cost-climbing-stairs		747-min-cost-climbing-stairs

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