Arrays | Green-Ticks

Easy (14)

Chocolate Distribution Problem

Not Specified

Count Distinct Elements in Every Window

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Equilibrium Point

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First Occurrence Last Occurrence & Count in a Sorted Array

Not Specified

Implement Two Stacks in One Array

Not Specified

Longest Consecutive Subsequence (Leetcode 128)

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Majority Element

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Maximum sum of K consecutive elements

Not Specified

Minimum Consecutive Flips

Not Specified

Pair With Given Sum in an Unsorted Array

Not Specified

Top K Frequent Elements (Leetcode 347)

Amazon, Google, Microsoft...

Two Sum (Leetcode 1)

Accenture, Adobe, Altimetrik...

Valid Anagram (leetcode 242)

Amazon, Google, Microsoft...

Weighted Sum range queries

Not Specified

Medium (23)

3Sum

Not Specified

Count Subarrays with Given Sum

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Elements Occurring More Than n/k Times

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Find All Duplicates in an Array (LC 442)

Amazon, Meta, Microsoft

Find duplicate number (LC-287)

Amazon, Meta, Google...

Find Minimum Element in a Sorted Rotated Array

Not Specified

Find peak in mountain array

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Gas Station (Leetcode 134)

CME Group, Scale AI, BitGo...

Group Anagrams (Leetcode 49)

Amazon, Google, Microsoft...

Implementation of Deque using Circular Array (Leetcode 641)

Snowflake, Goldman Sachs, Google...

Intersection of Two Sorted Arrays

Not Specified

Job Sequencing Problem with Deadlines

Not Specified

Kth smallest element in an array

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Longest Subarray with Equal Number of 0s and 1s

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Maximize Points You Can Get from Cards (Leetcode 1423)

Not Specified

Maximum Subarray Sum

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Next Greater Element (NGE)

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Previous Greater Element (PGE)

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Search in Sorted Rotated Array (Distinct Elements)

Not Specified

Stock Span Problem (Leetcode 901)

Bloomberg, Microsoft, Amazon...

Subarray with given sum

Not Specified

Top K closest Elements (leetcode 658)

Not Specified

Union of Two Sorted Arrays

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Hard (19)

Count Inversions in Array

Not Specified

Find a peak element in 2D matrix

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Find Peak Element

Not Specified

First Missing Positive (LC 41)

Amazon, Google, Meta...

Kth element in two sorted arrays

Not Specified

Largest Rectangle in Histogram (leetcode 84)

Accenture, thoughtspot, Visa...

Longest Common Span with Same Sum in Binary Arrays

Not Specified

Longest Subarray With Given Sum

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Maximum Appearing Element

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Maximum Contiguous Subarray Sum ≤ K

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Maximum Sum Rectangle in a 2D Matrix (Kadane's 2D)

Not Specified

Median of Two Sorted Arrays

Not Specified

Minimum Operations to Reduce X to Zero (Leetcode 1658)

Not Specified

Next Permutation (Leetcode 31)

Amazon, Meta, Microsoft...

Repeating Element (Cycle + Expected Sum appr.)

Amazon, Microsoft, Google...

Search in Rotated Sorted Array II (With Duplicates)

Not Specified

Sliding Window Maximum (Leetcode 239)

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Sliding Window Maximum (Leetcode 239)

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Subarray Sum Divisible by K

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Not Specified (2)

Best Time to Buy and Sell Stock

Amazon, Google, Microsoft...

Contains Duplicate

Not Specified