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A collection of LeetCode questions to ace the coding interview! - Created using LeetHub v2

LeetCode Topics

Array

0001-two-sum
0026-remove-duplicates-from-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array
0035-search-insert-position
0053-maximum-subarray
0066-plus-one
0075-sort-colors
0121-best-time-to-buy-and-sell-stock
0169-majority-element
0189-rotate-array
0215-kth-largest-element-in-an-array
0283-move-zeroes
0303-range-sum-query-immutable
0485-max-consecutive-ones
0560-subarray-sum-equals-k
0704-binary-search
1295-find-numbers-with-even-number-of-digits
1470-shuffle-the-array
1752-check-if-array-is-sorted-and-rotated
1848-minimum-distance-to-the-target-element
1855-maximum-distance-between-a-pair-of-values
1886-determine-whether-matrix-can-be-obtained-by-rotation
1980-find-unique-binary-string
2078-two-furthest-houses-with-different-colors
2515-shortest-distance-to-target-string-in-a-circular-array
2906-construct-product-matrix
2946-matrix-similarity-after-cyclic-shifts
3548-equal-sum-grid-partition-ii
3567-minimum-absolute-difference-in-sliding-submatrix
3643-flip-square-submatrix-vertically
3818-minimum-prefix-removal-to-make-array-strictly-increasing

Hash Table

0001-two-sum
0169-majority-element
0438-find-all-anagrams-in-a-string
0560-subarray-sum-equals-k
1980-find-unique-binary-string
3548-equal-sum-grid-partition-ii

Math

0009-palindrome-number
0066-plus-one
0069-sqrtx
0189-rotate-array
0258-add-digits
0326-power-of-three
1295-find-numbers-with-even-number-of-digits
2235-add-two-integers
2946-matrix-similarity-after-cyclic-shifts
3783-mirror-distance-of-an-integer

Two Pointers

0026-remove-duplicates-from-sorted-array
0075-sort-colors
0189-rotate-array
0283-move-zeroes
0344-reverse-string
1855-maximum-distance-between-a-pair-of-values
3643-flip-square-submatrix-vertically

Divide and Conquer

0053-maximum-subarray
0169-majority-element
0215-kth-largest-element-in-an-array

Sorting

0075-sort-colors
0169-majority-element
0215-kth-largest-element-in-an-array
3567-minimum-absolute-difference-in-sliding-submatrix

Heap (Priority Queue)

0215-kth-largest-element-in-an-array

Quickselect

0215-kth-largest-element-in-an-array

String

0344-reverse-string
0438-find-all-anagrams-in-a-string
1758-minimum-changes-to-make-alternating-binary-string
1784-check-if-binary-string-has-at-most-one-segment-of-ones
1888-minimum-number-of-flips-to-make-the-binary-string-alternating
1980-find-unique-binary-string
2515-shortest-distance-to-target-string-in-a-circular-array

Sliding Window

0438-find-all-anagrams-in-a-string
1888-minimum-number-of-flips-to-make-the-binary-string-alternating

Counting

0169-majority-element

Dynamic Programming

0053-maximum-subarray
0121-best-time-to-buy-and-sell-stock
1888-minimum-number-of-flips-to-make-the-binary-string-alternating

Backtracking

1980-find-unique-binary-string

Matrix

1886-determine-whether-matrix-can-be-obtained-by-rotation
2906-construct-product-matrix
2946-matrix-similarity-after-cyclic-shifts
3548-equal-sum-grid-partition-ii
3567-minimum-absolute-difference-in-sliding-submatrix
3643-flip-square-submatrix-vertically

Prefix Sum

0303-range-sum-query-immutable
0560-subarray-sum-equals-k
2906-construct-product-matrix
3548-equal-sum-grid-partition-ii

Design

0303-range-sum-query-immutable

Binary Search

0034-find-first-and-last-position-of-element-in-sorted-array
0035-search-insert-position
0069-sqrtx
0704-binary-search
1855-maximum-distance-between-a-pair-of-values

Enumeration

3548-equal-sum-grid-partition-ii

Simulation

0258-add-digits
2946-matrix-similarity-after-cyclic-shifts

Number Theory

0258-add-digits

Recursion

0326-power-of-three

Greedy

2078-two-furthest-houses-with-different-colors