Practice Arena

Coding Challenges

Master your programming skills with our curated collection of technical interview problems.

41

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No. 1

Two Sum Easy

Topics:

Arrays Hash Table

Companies:

Amazon Google

Acceptance: 0%

Solve Challenge

No. 4

Median of Two Sorted Arrays Hard

Topics:

Arrays Binary Search

Companies:

Amazon Apple

Acceptance: 0%

Solve Challenge

No. 11

Container With Most Water Medium

Topics:

Arrays Greedy Two Pointers

Companies:

Amazon Google

Acceptance: 0%

Solve Challenge

No. 15

3Sum Medium

Topics:

Arrays Sorting Two Pointers

Companies:

Amazon Google

Acceptance: 0%

Solve Challenge

No. 26

Remove Duplicates from Sorted Array Easy

Topics:

Arrays Two Pointers

Companies:

Adobe Amazon

Acceptance: 0%

Solve Challenge

No. 33

Search in Rotated Sorted Array Medium

Topics:

Arrays Binary Search

Companies:

Google Meta

Acceptance: 0%

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No. 35

Search Insert Position Easy

Topics:

Arrays Binary Search

Companies:

Amazon Apple

Acceptance: 0%

Solve Challenge

No. 39

Combination Sum Medium

Topics:

Arrays Backtracking

Companies:

Adobe Amazon

Acceptance: 0%

Solve Challenge

No. 42

Trapping Rain Water Hard

Topics:

Arrays Dynamic Programming Stack

Companies:

Amazon Goldman Sachs

Acceptance: 0%

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No. 46

Permutations Medium

Topics:

Arrays Backtracking

Companies:

Amazon Meta

Acceptance: 0%

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No. 48

Rotate Image Medium

Topics:

Arrays Math Matrix

Companies:

Amazon Apple

Acceptance: 0%

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No. 49

Group Anagrams Medium

Topics:

Arrays Hash Table Sorting

Companies:

Amazon Google

Acceptance: 0%

Solve Challenge

No. 53

Maximum Subarray Medium

Topics:

Arrays Dynamic Programming

Companies:

Amazon Google

Acceptance: 0%

Solve Challenge

No. 55

Jump Game Medium

Topics:

Arrays Dynamic Programming Greedy

Companies:

Amazon Google

Acceptance: 0%

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No. 56

Merge Intervals Medium

Topics:

Arrays Sorting

Companies:

Amazon Google

Acceptance: 0%

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No. 73

Set Matrix Zeroes Medium

Topics:

Arrays Hash Table Matrix

Companies:

Amazon Meta

Acceptance: 0%

Solve Challenge

No. 75

Sort Colors Medium

Topics:

Arrays Sorting Two Pointers

Companies:

Amazon Microsoft

Acceptance: 0%

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No. 78

Subsets Medium

Topics:

Arrays Backtracking Bit Manipulation

Companies:

Amazon Bloomberg

Acceptance: 0%

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No. 79

Word Search Medium

Topics:

Arrays Backtracking Matrix

Companies:

Amazon Bloomberg

Acceptance: 0%

Solve Challenge

No. 84

Largest Rectangle in Histogram Hard

Topics:

Arrays Stack

Companies:

Amazon Google

Acceptance: 0%

Solve Challenge

Showing 1-20 of 41

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