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

LeetCode Topics

Math

0231-power-of-two
0268-missing-number
0412-fizz-buzz
2169-count-operations-to-obtain-zero
2235-add-two-integers
2469-convert-the-temperature
3300-minimum-element-after-replacement-with-digit-sum
3516-find-closest-person

Bit Manipulation

0078-subsets
0231-power-of-two
0268-missing-number
0287-find-the-duplicate-number
3954-sum-of-compatible-numbers-in-range-i

Recursion

0231-power-of-two

Array

0031-next-permutation
0041-first-missing-positive
0078-subsets
0121-best-time-to-buy-and-sell-stock
0238-product-of-array-except-self
0268-missing-number
0287-find-the-duplicate-number
0448-find-all-numbers-disappeared-in-an-array
0485-max-consecutive-ones
0674-longest-continuous-increasing-subsequence
0961-n-repeated-element-in-size-2n-array
1402-reducing-dishes
1480-running-sum-of-1d-array
1608-special-array-with-x-elements-greater-than-or-equal-x
2016-maximum-difference-between-increasing-elements
2114-maximum-number-of-words-found-in-sentences
2389-longest-subsequence-with-limited-sum
2529-maximum-count-of-positive-integer-and-negative-integer
2824-count-pairs-whose-sum-is-less-than-target
3300-minimum-element-after-replacement-with-digit-sum
3898-find-the-degree-of-each-vertex

Backtracking

0078-subsets

String

0412-fizz-buzz
1446-consecutive-characters
2114-maximum-number-of-words-found-in-sentences
2483-minimum-penalty-for-a-shop
3110-score-of-a-string
3168-minimum-number-of-chairs-in-a-waiting-room

Simulation

0412-fizz-buzz
2169-count-operations-to-obtain-zero
3168-minimum-number-of-chairs-in-a-waiting-room

Binary Search

0268-missing-number
0287-find-the-duplicate-number
1608-special-array-with-x-elements-greater-than-or-equal-x
2389-longest-subsequence-with-limited-sum
2529-maximum-count-of-positive-integer-and-negative-integer
2824-count-pairs-whose-sum-is-less-than-target

Sorting

0268-missing-number
1402-reducing-dishes
1608-special-array-with-x-elements-greater-than-or-equal-x
2389-longest-subsequence-with-limited-sum
2824-count-pairs-whose-sum-is-less-than-target

Counting

2529-maximum-count-of-positive-integer-and-negative-integer

Dynamic Programming

0121-best-time-to-buy-and-sell-stock
1402-reducing-dishes
3954-sum-of-compatible-numbers-in-range-i

Hash Table

0041-first-missing-positive
0268-missing-number
0448-find-all-numbers-disappeared-in-an-array
0961-n-repeated-element-in-size-2n-array

Enumeration

3954-sum-of-compatible-numbers-in-range-i

Two Pointers

0031-next-permutation
0287-find-the-duplicate-number
2824-count-pairs-whose-sum-is-less-than-target

Graph Theory

3898-find-the-degree-of-each-vertex

Matrix

3898-find-the-degree-of-each-vertex

Prefix Sum

0238-product-of-array-except-self
1480-running-sum-of-1d-array
2389-longest-subsequence-with-limited-sum
2483-minimum-penalty-for-a-shop

Greedy

1402-reducing-dishes
2389-longest-subsequence-with-limited-sum