DSA-Practice

Collection of DSA questions to ace the coding interview! - Created using LeetHub

Name		Name	Last commit message	Last commit date
0001-two-sum		0001-two-sum
0002-add-two-numbers		0002-add-two-numbers
0003-longest-substring-without-repeating-characters		0003-longest-substring-without-repeating-characters
0004-median-of-two-sorted-arrays		0004-median-of-two-sorted-arrays
0007-reverse-integer		0007-reverse-integer
0008-string-to-integer-atoi		0008-string-to-integer-atoi
0009-palindrome-number		0009-palindrome-number
0013-roman-to-integer		0013-roman-to-integer
0014-longest-common-prefix		0014-longest-common-prefix
0015-3sum		0015-3sum
0020-valid-parentheses		0020-valid-parentheses
0021-merge-two-sorted-lists		0021-merge-two-sorted-lists
0022-generate-parentheses		0022-generate-parentheses
0026-remove-duplicates-from-sorted-array		0026-remove-duplicates-from-sorted-array
0027-remove-element		0027-remove-element
0028-find-the-index-of-the-first-occurrence-in-a-string		0028-find-the-index-of-the-first-occurrence-in-a-string
0031-next-permutation		0031-next-permutation
0033-search-in-rotated-sorted-array		0033-search-in-rotated-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array		0034-find-first-and-last-position-of-element-in-sorted-array
0035-search-insert-position		0035-search-insert-position
0048-rotate-image		0048-rotate-image
0050-powx-n		0050-powx-n
0053-maximum-subarray		0053-maximum-subarray
0054-spiral-matrix		0054-spiral-matrix
0055-jump-game		0055-jump-game
0058-length-of-last-word		0058-length-of-last-word
0066-plus-one		0066-plus-one
0067-add-binary		0067-add-binary
0069-sqrtx		0069-sqrtx
0070-climbing-stairs		0070-climbing-stairs
0073-set-matrix-zeroes		0073-set-matrix-zeroes
0075-sort-colors		0075-sort-colors
0078-subsets		0078-subsets
0081-search-in-rotated-sorted-array-ii		0081-search-in-rotated-sorted-array-ii
0083-remove-duplicates-from-sorted-list		0083-remove-duplicates-from-sorted-list
0088-merge-sorted-array		0088-merge-sorted-array
0094-binary-tree-inorder-traversal		0094-binary-tree-inorder-traversal
0100-same-tree		0100-same-tree
0101-symmetric-tree		0101-symmetric-tree
0104-maximum-depth-of-binary-tree		0104-maximum-depth-of-binary-tree
0108-convert-sorted-array-to-binary-search-tree		0108-convert-sorted-array-to-binary-search-tree
0110-balanced-binary-tree		0110-balanced-binary-tree
0111-minimum-depth-of-binary-tree		0111-minimum-depth-of-binary-tree
0112-path-sum		0112-path-sum
0118-pascals-triangle		0118-pascals-triangle
0119-pascals-triangle-ii		0119-pascals-triangle-ii
0121-best-time-to-buy-and-sell-stock		0121-best-time-to-buy-and-sell-stock
0122-best-time-to-buy-and-sell-stock-ii		0122-best-time-to-buy-and-sell-stock-ii
0125-valid-palindrome		0125-valid-palindrome
0128-longest-consecutive-sequence		0128-longest-consecutive-sequence
0136-single-number		0136-single-number
0141-linked-list-cycle		0141-linked-list-cycle
0144-binary-tree-preorder-traversal		0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal		0145-binary-tree-postorder-traversal
0151-reverse-words-in-a-string		0151-reverse-words-in-a-string
0152-maximum-product-subarray		0152-maximum-product-subarray
0153-find-minimum-in-rotated-sorted-array		0153-find-minimum-in-rotated-sorted-array
0160-intersection-of-two-linked-lists		0160-intersection-of-two-linked-lists
0162-find-peak-element		0162-find-peak-element
0168-excel-sheet-column-title		0168-excel-sheet-column-title
0169-majority-element		0169-majority-element
0175-combine-two-tables		0175-combine-two-tables
0202-happy-number		0202-happy-number
0203-remove-linked-list-elements		0203-remove-linked-list-elements
0205-isomorphic-strings		0205-isomorphic-strings
0206-reverse-linked-list		0206-reverse-linked-list
0217-contains-duplicate		0217-contains-duplicate
0219-contains-duplicate-ii		0219-contains-duplicate-ii
0222-count-complete-tree-nodes		0222-count-complete-tree-nodes
0225-implement-stack-using-queues		0225-implement-stack-using-queues
0231-power-of-two		0231-power-of-two
0237-delete-node-in-a-linked-list		0237-delete-node-in-a-linked-list
0242-valid-anagram		0242-valid-anagram
0258-add-digits		0258-add-digits
0287-find-the-duplicate-number		0287-find-the-duplicate-number
0414-third-maximum-number		0414-third-maximum-number
0415-add-strings		0415-add-strings
0424-longest-repeating-character-replacement		0424-longest-repeating-character-replacement
0434-number-of-segments-in-a-string		0434-number-of-segments-in-a-string
0451-sort-characters-by-frequency		0451-sort-characters-by-frequency
0455-assign-cookies		0455-assign-cookies
0485-max-consecutive-ones		0485-max-consecutive-ones
0540-single-element-in-a-sorted-array		0540-single-element-in-a-sorted-array
0543-diameter-of-binary-tree		0543-diameter-of-binary-tree
0560-subarray-sum-equals-k		0560-subarray-sum-equals-k
0594-longest-harmonious-subsequence		0594-longest-harmonious-subsequence
0678-valid-parenthesis-string		0678-valid-parenthesis-string
0700-search-in-a-binary-search-tree		0700-search-in-a-binary-search-tree
0704-binary-search		0704-binary-search
0796-rotate-string		0796-rotate-string
0860-lemonade-change		0860-lemonade-change
0871-minimum-number-of-refueling-stops		0871-minimum-number-of-refueling-stops
0876-middle-of-the-linked-list		0876-middle-of-the-linked-list
0921-minimum-add-to-make-parentheses-valid		0921-minimum-add-to-make-parentheses-valid
0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divamazon-divdiv-classcompanytagscontainer-tagoccurence9-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divmicrosoft-divdiv-classcompanytagscontainer-tagoccurence7-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divgoogle-divdiv-classcompanytagscontainer-tagoccurence4-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divfacebook-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divyahoo-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divtcs-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divsalesforce-divdiv-classcompanytagscontainer-tagoccurence2-div-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div189-rotate-array		0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divamazon-divdiv-classcompanytagscontainer-tagoccurence9-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divmicrosoft-divdiv-classcompanytagscontainer-tagoccurence7-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divgoogle-divdiv-classcompanytagscontainer-tagoccurence4-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divfacebook-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divyahoo-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divtcs-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divsalesforce-divdiv-classcompanytagscontainer-tagoccurence2-div-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div189-rotate-array
0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divfacebook-divdiv-classcompanytagscontainer-tagoccurence19-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divmicrosoft-divdiv-classcompanytagscontainer-tagoccurence10-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divapple-divdiv-classcompanytagscontainer-tagoccurence8-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divamazon-divdiv-classcompanytagscontainer-tagoccurence8-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divyandex-divdiv-classcompanytagscontainer-tagoccurence6-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divbloomberg-divdiv-classcompanytagscontainer-tagoccurence4-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divtcs-divdiv-classcompanytagscontainer-tagoccurence4-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divuber-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divadobe-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divibm-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divexpedia-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divtiktok-divdiv-classcompanytagscontainer-tagoccurence2-div-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div283-move-zeroes		0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divfacebook-divdiv-classcompanytagscontainer-tagoccurence19-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divmicrosoft-divdiv-classcompanytagscontainer-tagoccurence10-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divapple-divdiv-classcompanytagscontainer-tagoccurence8-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divamazon-divdiv-classcompanytagscontainer-tagoccurence8-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divyandex-divdiv-classcompanytagscontainer-tagoccurence6-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divbloomberg-divdiv-classcompanytagscontainer-tagoccurence4-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divtcs-divdiv-classcompanytagscontainer-tagoccurence4-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divuber-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divadobe-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divibm-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divexpedia-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divtiktok-divdiv-classcompanytagscontainer-tagoccurence2-div-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div283-move-zeroes
0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divmicrosoft-divdiv-classcompanytagscontainer-tagoccurence13-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divamazon-divdiv-classcompanytagscontainer-tagoccurence8-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divfacebook-divdiv-classcompanytagscontainer-tagoccurence6-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divadobe-divdiv-classcompanytagscontainer-tagoccurence3-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divapple-divdiv-classcompanytagscontainer-tagoccurence3-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divsalesforce-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divvmware-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divnvidia-divdiv-classcompanytagscontainer-tagoccurence2-div-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div268-missing-number		0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divmicrosoft-divdiv-classcompanytagscontainer-tagoccurence13-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divamazon-divdiv-classcompanytagscontainer-tagoccurence8-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divfacebook-divdiv-classcompanytagscontainer-tagoccurence6-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divadobe-divdiv-classcompanytagscontainer-tagoccurence3-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divapple-divdiv-classcompanytagscontainer-tagoccurence3-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divsalesforce-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divvmware-divdiv-classcompanytagscontainer-tagoccurence2-div-divdiv-classcompanytagscontainer-tag-stylebackground-color-rgba0-10-32-005-divnvidia-divdiv-classcompanytagscontainer-tagoccurence2-div-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div268-missing-number
0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tagno-companies-found-for-this-problem-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div1903-largest-odd-number-in-string		0div-idbig-omega-company-tagsdiv-idbig-omega-topbardiv-classcompanytagscontainer-styleoverflow-x-scroll-flex-wrap-nowrap-div-classcompanytagscontainer-tagno-companies-found-for-this-problem-div-divdiv-classcompanytagscontainer-chevrondivsvg-version11-idicon-xmlnshttp-wwww3org-2000-svg-xmlns-xlinkhttp-wwww3org-1999-xlink-x0px-y0px-viewbox0-0-32-32-fill4087f1-xml-spacepreserve-stylewidth-20px-polygon-points16-22-6-12-74-106-16-192-246-106-26-12-polygonrect-id-x3c-transparent-rectangle-x3e-classst0-fillnone-width32-height32-rect-svg-div-div-div-div1903-largest-odd-number-in-string
1004-max-consecutive-ones-iii		1004-max-consecutive-ones-iii
1456-maximum-number-of-vowels-in-a-substring-of-given-length		1456-maximum-number-of-vowels-in-a-substring-of-given-length

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