Dashboard Questions Topics Companies Sheets

Array

Topic

1,779 coding problems covering Array concepts. Master this topic and improve your problem-solving skills.

1,779

Problems

370

Easy

963

Medium

446

Hard

Difficulty

All1779 Easy370 Medium963 Hard446

Title	Solve	Difficulty	Companies	Topics
455. Assign Cookies	Solve	Easy	Apple	Array Greedy+2
456. 132 Pattern	Solve	Medium	Amazon+1	Array Binary Search+3
457. Circular Array Loop	Solve	Medium	Goldman Sachs	Array Hash Table+1
462. Minimum Moves to Equal Array Elements II	Solve	Medium	Microsoft	Array Math+1
463. Island Perimeter	Solve	Easy	Amazon+2	Array Breadth-First Search+2
465. Optimal Account Balancing	Solve	Hard	Affirm+3	Array Backtracking+3
469. Convex Polygon	Solve	Medium	Google	Array Geometry+1
472. Concatenated Words	Solve	Hard	Amazon+1	Array Depth-First Search+3
473. Matchsticks to Square	Solve	Medium	Microsoft	Array Backtracking+3
474. Ones and Zeroes	Solve	Medium	Apple	Array Dynamic Programming+1
475. Heaters	Solve	Medium	Amazon+1	Array Binary Search+2
477. Total Hamming Distance	Solve	Medium	Adobe+1	Array Bit Manipulation+1
480. Sliding Window Median	Solve	Hard	Facebook+3	Array Hash Table+2
484. Find Permutation	Solve	Medium	Goldman Sachs+1	Array Greedy+2
485. Max Consecutive Ones	Solve	Easy	Apple+1	Array
486. Predict the Winner	Solve	Medium	Amazon+4	Array Dynamic Programming+3
487. Max Consecutive Ones II	Solve	Medium	Microsoft+1	Array Dynamic Programming+1
490. The Maze	Solve	Medium	Amazon+6	Array Breadth-First Search+2
491. Non-decreasing Subsequences	Solve	Medium	Amazon+1	Array Backtracking+2
493. Reverse Pairs	Solve	Hard	Amazon	Array Binary Indexed Tree+5
494. Target Sum	Solve	Medium	Adobe+4	Array Backtracking+1
495. Teemo Attacking	Solve	Easy	Riot Games+1	Array Simulation
496. Next Greater Element I	Solve	Easy	Adobe+9	Array Hash Table+2
497. Random Point in Non-overlapping Rectangles	Solve	Medium	Google	Array Binary Search+5
498. Diagonal Traverse	Solve	Medium	Facebook+2	Array Matrix+1
499. The Maze III	Solve	Hard	Google	Array Breadth-First Search+6
500. Keyboard Row	Solve	Easy	Mathworks	Array Hash Table+1
502. IPO	Solve	Hard	Uber	Array Greedy+2
503. Next Greater Element II	Solve	Medium	Adobe+9	Array Monotonic Stack+1
505. The Maze II	Solve	Medium	Bytedance+2	Array Breadth-First Search+5
506. Relative Ranks	Solve	Easy	Accenture+1	Array Heap (Priority Queue)+1
517. Super Washing Machines	Solve	Hard	Microsoft	Array Greedy
518. Coin Change II	Solve	Medium	Accenture+68	Array Dynamic Programming
522. Longest Uncommon Subsequence II	Solve	Medium	Apple	Array Hash Table+3
523. Continuous Subarray Sum	Solve	Medium	Amazon+6	Array Hash Table+2
524. Longest Word in Dictionary through Deleting	Solve	Medium	Google	Array Sorting+2
525. Contiguous Array	Solve	Medium	Amazon+3	Array Hash Table+1
526. Beautiful Arrangement	Solve	Medium	Cisco	Array Backtracking+3
527. Word Abbreviation	Solve	Hard	Google+1	Array Greedy+3
528. Random Pick with Weight	Solve	Medium	Amazon+7	Array Binary Search+3
529. Minesweeper	Solve	Medium	Amazon+6	Array Breadth-First Search+2
531. Lonely Pixel I	Solve	Medium	Google+2	Array Hash Table+1
532. K-diff Pairs in an Array	Solve	Medium	Adobe+7	Array Binary Search+3
533. Lonely Pixel II	Solve	Medium	Google	Array Hash Table+1
539. Minimum Time Difference	Solve	Medium	Amazon+1	Array Math+2
540. Single Element in a Sorted Array	Solve	Medium	Amazon+5	Array Binary Search
542. 01 Matrix	Solve	Medium	Adobe+16	Array Breadth-First Search+2
546. Remove Boxes	Solve	Hard	Uber	Array Dynamic Programming+1
548. Split Array with Equal Sum	Solve	Hard	Facebook	Array Hash Table+1
553. Optimal Division	Solve	Medium	Amazon	Array Dynamic Programming+1