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0070-climbing-stairs
0070-climbing-stairs
 
 
0118-pascals-triangle
0118-pascals-triangle
 
 
0119-pascals-triangle-ii
0119-pascals-triangle-ii
 
 
0120-triangle
0120-triangle
 
 
0198-house-robber
0198-house-robber
 
 
0200-number-of-islands
0200-number-of-islands
 
 
0221-maximal-square
0221-maximal-square
 
 
0678-valid-parenthesis-string
0678-valid-parenthesis-string
 
 
0695-max-area-of-island
0695-max-area-of-island
 
 
0733-flood-fill
0733-flood-fill
 
 
0746-min-cost-climbing-stairs
0746-min-cost-climbing-stairs
 
 
0931-minimum-falling-path-sum
0931-minimum-falling-path-sum
 
 
1-two-sum
1-two-sum
 
 
100-same-tree
100-same-tree
 
 
1001-n-repeated-element-in-size-2n-array
1001-n-repeated-element-in-size-2n-array
 
 
1013-fibonacci-number
1013-fibonacci-number
 
 
1019-squares-of-a-sorted-array
1019-squares-of-a-sorted-array
 
 
1020-number-of-enclaves
1020-number-of-enclaves
 
 
1046-max-consecutive-ones-iii
1046-max-consecutive-ones-iii
 
 
1054-complement-of-base-10-integer
1054-complement-of-base-10-integer
 
 
11-container-with-most-water
11-container-with-most-water
 
 
1137-height-checker
1137-height-checker
 
 
118-pascals-triangle
118-pascals-triangle
 
 
119-pascals-triangle-ii
119-pascals-triangle-ii
 
 
120-triangle
120-triangle
 
 
1205-defanging-an-ip-address
1205-defanging-an-ip-address
 
 
121-best-time-to-buy-and-sell-stock
121-best-time-to-buy-and-sell-stock
 
 
125-valid-palindrome
125-valid-palindrome
 
 
1258-article-views-i
1258-article-views-i
 
 
1277-count-square-submatrices-with-all-ones
1277-count-square-submatrices-with-all-ones
 
 
13-roman-to-integer
13-roman-to-integer
 
 
136-single-number
136-single-number
 
 
14-longest-common-prefix
14-longest-common-prefix
 
 
1402-count-square-submatrices-with-all-ones
1402-count-square-submatrices-with-all-ones
 
 
1406-subtract-the-product-and-sum-of-digits-of-an-integer
1406-subtract-the-product-and-sum-of-digits-of-an-integer
 
 
1421-find-numbers-with-even-number-of-digits
1421-find-numbers-with-even-number-of-digits
 
 
1458-sort-integers-by-the-number-of-1-bits
1458-sort-integers-by-the-number-of-1-bits
 
 
1476-count-negative-numbers-in-a-sorted-matrix
1476-count-negative-numbers-in-a-sorted-matrix
 
 
1482-how-many-numbers-are-smaller-than-the-current-number
1482-how-many-numbers-are-smaller-than-the-current-number
 
 
1496-lucky-numbers-in-a-matrix
1496-lucky-numbers-in-a-matrix
 
 
15-3sum
15-3sum
 
 
1520-number-of-steps-to-reduce-a-number-in-binary-representation-to-one
1520-number-of-steps-to-reduce-a-number-in-binary-representation-to-one
 
 
1528-kids-with-the-greatest-number-of-candies
1528-kids-with-the-greatest-number-of-candies
 
 
1538-maximum-points-you-can-obtain-from-cards
1538-maximum-points-you-can-obtain-from-cards
 
 
1542-consecutive-characters
1542-consecutive-characters
 
 
1557-check-if-a-string-contains-all-binary-codes-of-size-k
1557-check-if-a-string-contains-all-binary-codes-of-size-k
 
 
1574-maximum-product-of-two-elements-in-an-array
1574-maximum-product-of-two-elements-in-an-array
 
 
1580-shuffle-the-array
1580-shuffle-the-array
 
 
1603-running-sum-of-1d-array
1603-running-sum-of-1d-array
 
 
1635-number-of-good-pairs
1635-number-of-good-pairs
 
 
1651-shuffle-string
1651-shuffle-string
 
 
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
 
 
167-two-sum-ii-input-array-is-sorted
167-two-sum-ii-input-array-is-sorted
 
 
169-majority-element
169-majority-element
 
 
1704-special-positions-in-a-binary-matrix
1704-special-positions-in-a-binary-matrix
 
 
172-factorial-trailing-zeroes
172-factorial-trailing-zeroes
 
 
175-combine-two-tables
175-combine-two-tables
 
 
1781-check-if-two-string-arrays-are-equivalent
1781-check-if-two-string-arrays-are-equivalent
 
 
1797-goal-parser-interpretation
1797-goal-parser-interpretation
 
 
1807-partitioning-into-minimum-number-of-deci-binary-numbers
1807-partitioning-into-minimum-number-of-deci-binary-numbers
 
 
1811-fix-names-in-a-table
1811-fix-names-in-a-table
 
 
1827-invalid-tweets
1827-invalid-tweets
 
 
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
 
 
189-rotate-array
189-rotate-array
 
 
190-reverse-bits
190-reverse-bits
 
 
1908-recyclable-and-low-fat-products
1908-recyclable-and-low-fat-products
 
 
191-number-of-1-bits
191-number-of-1-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
 
 
195-tenth-line
195-tenth-line
 
 
1987-substrings-of-size-three-with-distinct-characters
1987-substrings-of-size-three-with-distinct-characters
 
 
20-valid-parentheses
20-valid-parentheses
 
 
200-number-of-islands
200-number-of-islands
 
 
202-happy-number
202-happy-number
 
 
2048-build-array-from-permutation
2048-build-array-from-permutation
 
 
2058-concatenation-of-array
2058-concatenation-of-array
 
 
2076-sum-of-digits-of-string-after-convert
2076-sum-of-digits-of-string-after-convert
 
 
209-minimum-size-subarray-sum
209-minimum-size-subarray-sum
 
 
2107-find-unique-binary-string
2107-find-unique-binary-string
 
 
2137-final-value-of-variable-after-performing-operations
2137-final-value-of-variable-after-performing-operations
 
 
217-contains-duplicate
217-contains-duplicate
 
 
2219-maximum-number-of-words-found-in-sentences
2219-maximum-number-of-words-found-in-sentences
 
 
2232-adding-spaces-to-a-string
2232-adding-spaces-to-a-string
 
 
2248-minimum-cost-of-buying-candies-with-discount
2248-minimum-cost-of-buying-candies-with-discount
 
 
2264-minimum-sum-of-four-digit-number-after-splitting-digits
2264-minimum-sum-of-four-digit-number-after-splitting-digits
 
 
2283-sort-even-and-odd-indices-independently
2283-sort-even-and-odd-indices-independently
 
 
2308-divide-array-into-equal-pairs
2308-divide-array-into-equal-pairs
 
 
2342-minimum-average-difference
2342-minimum-average-difference
 
 
238-product-of-array-except-self
238-product-of-array-except-self
 
 
2383-add-two-integers
2383-add-two-integers
 
 
2384-root-equals-sum-of-children
2384-root-equals-sum-of-children
 
 
242-valid-anagram
242-valid-anagram
 
 
2491-smallest-even-multiple
2491-smallest-even-multiple
 
 
2507-number-of-common-factors
2507-number-of-common-factors
 
 
2552-maximum-sum-of-distinct-subarrays-with-length-k
2552-maximum-sum-of-distinct-subarrays-with-length-k
 
 
2556-convert-the-temperature
2556-convert-the-temperature
 
 
258-add-digits
258-add-digits
 
 
26-remove-duplicates-from-sorted-array
26-remove-duplicates-from-sorted-array
 
 
2614-maximum-count-of-positive-integer-and-negative-integer
2614-maximum-count-of-positive-integer-and-negative-integer
 
 

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LeetCode-Solutions

My solutions to LeetCode algorithmic problems in Java.

LeetCode Topics

Array
0118-pascals-triangle
0119-pascals-triangle-ii
0120-triangle
0198-house-robber
0200-number-of-islands
0221-maximal-square
0695-max-area-of-island
0733-flood-fill
0746-min-cost-climbing-stairs
0931-minimum-falling-path-sum
1020-number-of-enclaves
1277-count-square-submatrices-with-all-ones

Dynamic Programming
0070-climbing-stairs
0118-pascals-triangle
0119-pascals-triangle-ii
0120-triangle
0198-house-robber
0221-maximal-square
0678-valid-parenthesis-string
0746-min-cost-climbing-stairs
0931-minimum-falling-path-sum
1277-count-square-submatrices-with-all-ones

Depth-First Search
0200-number-of-islands
0695-max-area-of-island
0733-flood-fill
1020-number-of-enclaves

Breadth-First Search
0200-number-of-islands
0695-max-area-of-island
0733-flood-fill
1020-number-of-enclaves

Union-Find
0200-number-of-islands
0695-max-area-of-island
1020-number-of-enclaves

Matrix
0200-number-of-islands
0221-maximal-square
0695-max-area-of-island
0733-flood-fill
0931-minimum-falling-path-sum
1020-number-of-enclaves
1277-count-square-submatrices-with-all-ones

Math
0070-climbing-stairs

Memoization
0070-climbing-stairs

String
0678-valid-parenthesis-string

Stack
0678-valid-parenthesis-string

Greedy
0678-valid-parenthesis-string

Bracket Sequences
0678-valid-parenthesis-string

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My solutions to LeetCode algorithmic problems in Java.

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