mogilimanikanta / geeksforgeeks-solutions

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

LeetCode Topics

Union Find

0128-longest-consecutive-sequence
1701-remove-max-number-of-edges-to-keep-graph-fully-traversable

Graph

1701-remove-max-number-of-edges-to-keep-graph-fully-traversable

Array

0001-two-sum
0004-median-of-two-sorted-arrays
0015-3sum
0018-4sum
0026-remove-duplicates-from-sorted-array
0031-next-permutation
0033-search-in-rotated-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array
0048-rotate-image
0053-maximum-subarray
0054-spiral-matrix
0056-merge-intervals
0073-set-matrix-zeroes
0075-sort-colors
0081-search-in-rotated-sorted-array-ii
0085-maximal-rectangle
0088-merge-sorted-array
0121-best-time-to-buy-and-sell-stock
0128-longest-consecutive-sequence
0136-single-number
0162-find-peak-element
0169-majority-element
0189-rotate-array
0229-majority-element-ii
0268-missing-number
0283-move-zeroes
0350-intersection-of-two-arrays-ii
0410-split-array-largest-sum
0485-max-consecutive-ones
0540-single-element-in-a-sorted-array
0907-koko-eating-bananas
0943-sum-of-subarray-minimums
1056-capacity-to-ship-packages-within-d-days
1293-three-consecutive-odds
1408-find-the-smallest-divisor-given-a-threshold
1552-build-an-array-with-stack-operations
1605-minimum-number-of-days-to-make-m-bouquets
1741-sort-array-by-increasing-frequency
1878-check-if-array-is-sorted-and-rotated
2227-sum-of-subarray-ranges
2271-rearrange-array-elements-by-sign
2727-number-of-senior-citizens

Hash Table

0001-two-sum
0003-longest-substring-without-repeating-characters
0073-set-matrix-zeroes
0128-longest-consecutive-sequence
0141-linked-list-cycle
0142-linked-list-cycle-ii
0169-majority-element
0229-majority-element-ii
0268-missing-number
0350-intersection-of-two-arrays-ii
0726-number-of-atoms
1741-sort-array-by-increasing-frequency

Two Pointers

0015-3sum
0018-4sum
0019-remove-nth-node-from-end-of-list
0026-remove-duplicates-from-sorted-array
0031-next-permutation
0075-sort-colors
0088-merge-sorted-array
0141-linked-list-cycle
0142-linked-list-cycle-ii
0189-rotate-array
0234-palindrome-linked-list
0283-move-zeroes
0350-intersection-of-two-arrays-ii
0556-next-greater-element-iii
2271-rearrange-array-elements-by-sign

Binary Search

0004-median-of-two-sorted-arrays
0033-search-in-rotated-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array
0081-search-in-rotated-sorted-array-ii
0162-find-peak-element
0268-missing-number
0350-intersection-of-two-arrays-ii
0410-split-array-largest-sum
0540-single-element-in-a-sorted-array
0907-koko-eating-bananas
1056-capacity-to-ship-packages-within-d-days
1408-find-the-smallest-divisor-given-a-threshold
1605-minimum-number-of-days-to-make-m-bouquets

Sorting

0015-3sum
0018-4sum
0056-merge-intervals
0075-sort-colors
0088-merge-sorted-array
0169-majority-element
0229-majority-element-ii
0268-missing-number
0350-intersection-of-two-arrays-ii
0726-number-of-atoms
1741-sort-array-by-increasing-frequency

Linked List

0002-add-two-numbers
0019-remove-nth-node-from-end-of-list
0141-linked-list-cycle
0142-linked-list-cycle-ii
0206-reverse-linked-list
0234-palindrome-linked-list
0237-delete-node-in-a-linked-list
0725-split-linked-list-in-parts
2182-find-the-minimum-and-maximum-number-of-nodes-between-critical-points
2299-merge-nodes-in-between-zeros

Simulation

0054-spiral-matrix
1552-build-an-array-with-stack-operations
2271-rearrange-array-elements-by-sign
2299-merge-nodes-in-between-zeros

Math

0002-add-two-numbers
0048-rotate-image
0189-rotate-array
0268-missing-number
0556-next-greater-element-iii

Bit Manipulation

0136-single-number
0268-missing-number

Divide and Conquer

0004-median-of-two-sorted-arrays
0053-maximum-subarray
0169-majority-element

Counting

0169-majority-element
0229-majority-element-ii

Dynamic Programming

0053-maximum-subarray
0085-maximal-rectangle
0121-best-time-to-buy-and-sell-stock
0410-split-array-largest-sum
0943-sum-of-subarray-minimums

String

0003-longest-substring-without-repeating-characters
0006-zigzag-conversion
0020-valid-parentheses
0402-remove-k-digits
0556-next-greater-element-iii
0726-number-of-atoms
2727-number-of-senior-citizens

Stack

0020-valid-parentheses
0085-maximal-rectangle
0232-implement-queue-using-stacks
0234-palindrome-linked-list
0402-remove-k-digits
0726-number-of-atoms
0937-online-stock-span
0943-sum-of-subarray-minimums
1552-build-an-array-with-stack-operations
2227-sum-of-subarray-ranges

Matrix

0048-rotate-image
0054-spiral-matrix
0073-set-matrix-zeroes
0085-maximal-rectangle

Recursion

0002-add-two-numbers
0206-reverse-linked-list
0234-palindrome-linked-list

Design

0232-implement-queue-using-stacks
0937-online-stock-span

Queue

0232-implement-queue-using-stacks

Monotonic Stack

0085-maximal-rectangle
0402-remove-k-digits
0937-online-stock-span
0943-sum-of-subarray-minimums
2227-sum-of-subarray-ranges

Greedy

0402-remove-k-digits
0410-split-array-largest-sum

Data Stream

0937-online-stock-span

Sliding Window

0003-longest-substring-without-repeating-characters

Prefix Sum

0410-split-array-largest-sum