DSA Daily Challenge

This repository contains my daily solved DSA problems with well-structured solutions in Java.
The goal is to stay consistent, improve problem-solving, and prepare for coding interviews.

💻 Language Used

Java (Primary)

🎯 Goal

Solve at least 1 problem daily
Build a strong foundation in DSA for placements
Track growth publicly

📢 My Portfolio

Check it out: https://balraj-s-portfolio.onrender.com/

📢 Connect with Me

Twitter: https://x.com/balrajjchouree
LinkedIn: https://www.linkedin.com/in/balrajjchouree/

Name		Name	Last commit message	Last commit date
Latest commit History 255 Commits
1-two-sum		1-two-sum
1001-n-repeated-element-in-size-2n-array		1001-n-repeated-element-in-size-2n-array
1018-largest-perimeter-triangle		1018-largest-perimeter-triangle
1064-smallest-integer-divisible-by-k		1064-smallest-integer-divisible-by-k
1078-remove-outermost-parentheses		1078-remove-outermost-parentheses
121-best-time-to-buy-and-sell-stock		121-best-time-to-buy-and-sell-stock
1264-maximum-number-of-words-you-can-type		1264-maximum-number-of-words-you-can-type
128-longest-consecutive-sequence		128-longest-consecutive-sequence
1319-unique-number-of-occurrences		1319-unique-number-of-occurrences
136-single-number		136-single-number
138-copy-list-with-random-pointer		138-copy-list-with-random-pointer
1395-minimum-time-visiting-all-points		1395-minimum-time-visiting-all-points
14-longest-common-prefix		14-longest-common-prefix
1402-count-square-submatrices-with-all-ones		1402-count-square-submatrices-with-all-ones
141-linked-list-cycle		141-linked-list-cycle
1411-convert-binary-number-in-a-linked-list-to-integer		1411-convert-binary-number-in-a-linked-list-to-integer
142-linked-list-cycle-ii		142-linked-list-cycle-ii
1421-find-numbers-with-even-number-of-digits		1421-find-numbers-with-even-number-of-digits
1426-find-n-unique-integers-sum-up-to-zero		1426-find-n-unique-integers-sum-up-to-zero
1448-maximum-69-number		1448-maximum-69-number
15-3sum		15-3sum
151-reverse-words-in-a-string		151-reverse-words-in-a-string
152-maximum-product-subarray		152-maximum-product-subarray
1574-maximum-product-of-two-elements-in-an-array		1574-maximum-product-of-two-elements-in-an-array
160-intersection-of-two-linked-lists		160-intersection-of-two-linked-lists
1605-minimum-number-of-days-to-make-m-bouquets		1605-minimum-number-of-days-to-make-m-bouquets
1630-count-odd-numbers-in-an-interval-range		1630-count-odd-numbers-in-an-interval-range
1646-kth-missing-positive-number		1646-kth-missing-positive-number
168-excel-sheet-column-title		168-excel-sheet-column-title
169-majority-element		169-majority-element
1791-richest-customer-wealth		1791-richest-customer-wealth
18-4sum		18-4sum
1817-calculate-money-in-leetcode-bank		1817-calculate-money-in-leetcode-bank
1878-check-if-array-is-sorted-and-rotated		1878-check-if-array-is-sorted-and-rotated
189-rotate-array		189-rotate-array
1890-sum-of-beauty-of-all-substrings		1890-sum-of-beauty-of-all-substrings
203-remove-linked-list-elements		203-remove-linked-list-elements
2032-largest-odd-number-in-string		2032-largest-odd-number-in-string
2037-count-square-sum-triples		2037-count-square-sum-triples
2047-find-a-peak-element-ii		2047-find-a-peak-element-ii
2050-count-good-numbers		2050-count-good-numbers
206-reverse-linked-list		206-reverse-linked-list
2112-minimum-difference-between-highest-and-lowest-of-k-scores		2112-minimum-difference-between-highest-and-lowest-of-k-scores
2132-convert-1d-array-into-2d-array		2132-convert-1d-array-into-2d-array
2174-next-greater-numerically-balanced-number		2174-next-greater-numerically-balanced-number
2216-delete-the-middle-node-of-a-linked-list		2216-delete-the-middle-node-of-a-linked-list
2288-count-operations-to-obtain-zero		2288-count-operations-to-obtain-zero
234-palindrome-linked-list		234-palindrome-linked-list
242-valid-anagram		242-valid-anagram
2432-number-of-zero-filled-subarrays		2432-number-of-zero-filled-subarrays
26-remove-duplicates-from-sorted-array		26-remove-duplicates-from-sorted-array
268-missing-number		268-missing-number
27-remove-element		27-remove-element
2732-counter		2732-counter
2733-sleep		2733-sleep
2734-array-prototype-last		2734-array-prototype-last
2741-function-composition		2741-function-composition
2742-group-by		2742-group-by
2743-debounce		2743-debounce
2749-promise-time-limit		2749-promise-time-limit
2762-cache-with-time-limit		2762-cache-with-time-limit
2775-generate-fibonacci-sequence		2775-generate-fibonacci-sequence
2789-counter-ii		2789-counter-ii
2807-execute-asynchronous-functions-in-parallel		2807-execute-asynchronous-functions-in-parallel
2809-create-hello-world-function		2809-create-hello-world-function
2820-return-length-of-arguments-passed		2820-return-length-of-arguments-passed
2821-timeout-cancellation		2821-timeout-cancellation
283-move-zeroes		283-move-zeroes
2859-add-two-promises		2859-add-two-promises
2864-is-object-empty		2864-is-object-empty
31-next-permutation		31-next-permutation
3227-find-missing-and-repeated-values		3227-find-missing-and-repeated-values
3251-maximum-area-of-longest-diagonal-rectangle		3251-maximum-area-of-longest-diagonal-rectangle
3279-alice-and-bob-playing-flower-game		3279-alice-and-bob-playing-flower-game
328-odd-even-linked-list		328-odd-even-linked-list
33-search-in-rotated-sorted-array		33-search-in-rotated-sorted-array
344-reverse-string		344-reverse-string
3461-find-the-minimum-area-to-cover-all-ones-i		3461-find-the-minimum-area-to-cover-all-ones-i
349-intersection-of-two-arrays		349-intersection-of-two-arrays
35-search-insert-position		35-search-insert-position
3501-delete-nodes-from-linked-list-present-in-array		3501-delete-nodes-from-linked-list-present-in-array
3581-the-two-sneaky-numbers-of-digitville		3581-the-two-sneaky-numbers-of-digitville
36-valid-sudoku		36-valid-sudoku
3605-construct-the-minimum-bitwise-array-i		3605-construct-the-minimum-bitwise-array-i
37-sudoku-solver		37-sudoku-solver
3768-check-if-digits-are-equal-in-string-after-operations-i		3768-check-if-digits-are-equal-in-string-after-operations-i
3830-find-closest-person		3830-find-closest-person
3872-find-most-frequent-vowel-and-consonant		3872-find-most-frequent-vowel-and-consonant
389-find-the-difference		389-find-the-difference
3952-trionic-array-i		3952-trionic-array-i
40-combination-sum-ii		40-combination-sum-ii
451-sort-characters-by-frequency		451-sort-characters-by-frequency
48-rotate-image		48-rotate-image
485-max-consecutive-ones		485-max-consecutive-ones
493-reverse-pairs		493-reverse-pairs
50-powx-n		50-powx-n
53-maximum-subarray		53-maximum-subarray
54-spiral-matrix		54-spiral-matrix
56-merge-intervals		56-merge-intervals
58-length-of-last-word		58-length-of-last-word

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