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

LeetCode Topics

Math

0009-palindrome-number
0013-roman-to-integer
0066-plus-one
0069-sqrtx
1635-number-of-good-pairs
2544-alternating-digit-sum
3476-find-minimum-operations-to-make-all-elements-divisible-by-three
3581-the-two-sneaky-numbers-of-digitville

String

0013-roman-to-integer
0014-longest-common-prefix
0020-valid-parentheses
0058-length-of-last-word
0387-first-unique-character-in-a-string
1781-check-if-two-string-arrays-are-equivalent
1786-count-the-number-of-consistent-strings
2137-final-value-of-variable-after-performing-operations
2264-largest-3-same-digit-number-in-string
3194-find-words-containing-character

Stack

0020-valid-parentheses

Array

0026-remove-duplicates-from-sorted-array
0027-remove-element
0035-search-insert-position
0066-plus-one
0136-single-number
0217-contains-duplicate
0283-move-zeroes
0349-intersection-of-two-arrays
1168-duplicate-zeros
1392-find-the-difference-of-two-arrays
1528-kids-with-the-greatest-number-of-candies
1580-shuffle-the-array
1635-number-of-good-pairs
1781-check-if-two-string-arrays-are-equivalent
1786-count-the-number-of-consistent-strings
1791-richest-customer-wealth
2048-build-array-from-permutation
2058-concatenation-of-array
2137-final-value-of-variable-after-performing-operations
2144-maximum-difference-between-increasing-elements
2421-maximum-number-of-pairs-in-array
2876-number-of-employees-who-met-the-target
3005-count-elements-with-maximum-frequency
3194-find-words-containing-character
3476-find-minimum-operations-to-make-all-elements-divisible-by-three
3581-the-two-sneaky-numbers-of-digitville

Two Pointers

0026-remove-duplicates-from-sorted-array
0027-remove-element
0283-move-zeroes
0349-intersection-of-two-arrays
1168-duplicate-zeros

Hash Table

0013-roman-to-integer
0217-contains-duplicate
0349-intersection-of-two-arrays
0387-first-unique-character-in-a-string
1392-find-the-difference-of-two-arrays
1635-number-of-good-pairs
1786-count-the-number-of-consistent-strings
2421-maximum-number-of-pairs-in-array
3005-count-elements-with-maximum-frequency
3581-the-two-sneaky-numbers-of-digitville

Queue

0387-first-unique-character-in-a-string

Counting

0387-first-unique-character-in-a-string
1635-number-of-good-pairs
1786-count-the-number-of-consistent-strings
2421-maximum-number-of-pairs-in-array
3005-count-elements-with-maximum-frequency

Binary Search

0035-search-insert-position
0069-sqrtx
0349-intersection-of-two-arrays

Sorting

0217-contains-duplicate
0349-intersection-of-two-arrays

Bit Manipulation

0136-single-number
1786-count-the-number-of-consistent-strings

Simulation

2048-build-array-from-permutation
2058-concatenation-of-array
2137-final-value-of-variable-after-performing-operations

Matrix

1791-richest-customer-wealth

Trie

0014-longest-common-prefix