My LeetCode Profile

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

Progress

LeetCode Topics

Math

0002-add-two-numbers
0007-reverse-integer
0009-palindrome-number
0013-roman-to-integer
0066-plus-one
0067-add-binary
0412-fizz-buzz
1406-subtract-the-product-and-sum-of-digits-of-an-integer
1421-find-numbers-with-even-number-of-digits
1444-number-of-steps-to-reduce-a-number-to-zero
1635-number-of-good-pairs
1806-count-of-matches-in-tournament
2383-add-two-integers
2491-smallest-even-multiple
2556-convert-the-temperature
2812-find-the-maximum-achievable-number
2903-insert-greatest-common-divisors-in-linked-list
3476-find-minimum-operations-to-make-all-elements-divisible-by-three

Array

0001-two-sum
0026-remove-duplicates-from-sorted-array
0027-remove-element
0035-search-insert-position
0066-plus-one
0088-merge-sorted-array
0136-single-number
0219-contains-duplicate-ii
0287-find-the-duplicate-number
0485-max-consecutive-ones
0978-valid-mountain-array
1019-squares-of-a-sorted-array
1168-duplicate-zeros
1421-find-numbers-with-even-number-of-digits
1468-check-if-n-and-its-double-exist
1482-how-many-numbers-are-smaller-than-the-current-number
1505-create-target-array-in-the-given-order
1580-shuffle-the-array
1603-running-sum-of-1d-array
1635-number-of-good-pairs
1781-check-if-two-string-arrays-are-equivalent
1791-richest-customer-wealth
2048-build-array-from-permutation
2058-concatenation-of-array
2137-final-value-of-variable-after-performing-operations
2714-left-and-right-sum-differences
3476-find-minimum-operations-to-make-all-elements-divisible-by-three

Simulation

0067-add-binary
0412-fizz-buzz
1505-create-target-array-in-the-given-order
1708-design-parking-system
1806-count-of-matches-in-tournament
2048-build-array-from-permutation
2058-concatenation-of-array
2137-final-value-of-variable-after-performing-operations

String

0013-roman-to-integer
0014-longest-common-prefix
0020-valid-parentheses
0028-find-the-index-of-the-first-occurrence-in-a-string
0067-add-binary
0412-fizz-buzz
0782-jewels-and-stones
1205-defanging-an-ip-address
1781-check-if-two-string-arrays-are-equivalent
2137-final-value-of-variable-after-performing-operations
3379-score-of-a-string

Hash Table

0001-two-sum
0013-roman-to-integer
0141-linked-list-cycle
0219-contains-duplicate-ii
0782-jewels-and-stones
1468-check-if-n-and-its-double-exist
1482-how-many-numbers-are-smaller-than-the-current-number
1635-number-of-good-pairs

Counting

1482-how-many-numbers-are-smaller-than-the-current-number
1635-number-of-good-pairs
1708-design-parking-system

Prefix Sum

1603-running-sum-of-1d-array
2714-left-and-right-sum-differences

Database

1908-recyclable-and-low-fat-products

Design

1708-design-parking-system

Matrix

1791-richest-customer-wealth

Sorting

0088-merge-sorted-array
1019-squares-of-a-sorted-array
1468-check-if-n-and-its-double-exist
1482-how-many-numbers-are-smaller-than-the-current-number

Number Theory

2491-smallest-even-multiple
2903-insert-greatest-common-divisors-in-linked-list

Bit Manipulation

0067-add-binary
0136-single-number
0287-find-the-duplicate-number
1444-number-of-steps-to-reduce-a-number-to-zero

Linked List

0002-add-two-numbers
0021-merge-two-sorted-lists
0141-linked-list-cycle
0908-middle-of-the-linked-list
2903-insert-greatest-common-divisors-in-linked-list

Two Pointers

0026-remove-duplicates-from-sorted-array
0027-remove-element
0028-find-the-index-of-the-first-occurrence-in-a-string
0088-merge-sorted-array
0141-linked-list-cycle
0287-find-the-duplicate-number
0908-middle-of-the-linked-list
1019-squares-of-a-sorted-array
1168-duplicate-zeros
1468-check-if-n-and-its-double-exist

Binary Search

0035-search-insert-position
0287-find-the-duplicate-number
1468-check-if-n-and-its-double-exist

Recursion

0002-add-two-numbers
0021-merge-two-sorted-lists

String Matching

0028-find-the-index-of-the-first-occurrence-in-a-string

Trie

0014-longest-common-prefix

Tree

0104-maximum-depth-of-binary-tree

Depth-First Search

0104-maximum-depth-of-binary-tree

Breadth-First Search

0104-maximum-depth-of-binary-tree

Binary Tree

0104-maximum-depth-of-binary-tree

Stack

0020-valid-parentheses

Sliding Window

0219-contains-duplicate-ii