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
1065. Index Pairs of a String	Solve	Easy	Amazon	Array Sorting+2
1085. Sum of Digits in the Minimum Number	Solve	Easy	Amazon	Array Math
1086. High Five	Solve	Easy	Goldman Sachs	Array Hash Table+2
1089. Duplicate Zeros	Solve	Easy	Amazon+1	Array Two Pointers
1099. Two Sum Less Than K	Solve	Easy	Amazon+3	Array Binary Search+2
1122. Relative Sort Array	Solve	Easy	Google	Array Counting Sort+2
1128. Number of Equivalent Domino Pairs	Solve	Easy	Adobe+1	Array Counting+1
1133. Largest Unique Number	Solve	Easy	Amazon	Array Hash Table+1
1150. Check If a Number Is Majority Element in a Sorted Array	Solve	Easy	Facebook+1	Array Binary Search
1160. Find Words That Can Be Formed by Characters	Solve	Easy	Amazon+3	Array Counting+2
1176. Diet Plan Performance	Solve	Easy	Amazon	Array Sliding Window
1184. Distance Between Bus Stops	Solve	Easy	Google	Array
1196. How Many Apples Can You Put into the Basket	Solve	Easy	Virtu Financial	Array Greedy+1
1200. Minimum Absolute Difference	Solve	Easy	Google+2	Array Sorting
1207. Unique Number of Occurrences	Solve	Easy	Adobe+5	Array Hash Table
1213. Intersection of Three Sorted Arrays	Solve	Easy	Facebook	Array Binary Search+2
1217. Minimum Cost to Move Chips to The Same Position	Solve	Easy	Adobe+1	Array Greedy+1
1228. Missing Number In Arithmetic Progression	Solve	Easy	Adobe+4	Array Math
1232. Check If It Is a Straight Line	Solve	Easy	Accenture+3	Array Geometry+1
1243. Array Transformation	Solve	Easy	Virtu Financial	Array Simulation
1252. Cells with Odd Values in a Matrix	Solve	Easy	Google	Array Math+1
1260. Shift 2D Grid	Solve	Easy	Bloomberg	Array Matrix+1
1266. Minimum Time Visiting All Points	Solve	Easy	Amazon+4	Array Geometry+1
1275. Find Winner on a Tic Tac Toe Game	Solve	Easy	Amazon+4	Array Hash Table+2
1287. Element Appearing More Than 25% In Sorted Array	Solve	Easy	Facebook+1	Array
1295. Find Numbers with Even Number of Digits	Solve	Easy	Amazon	Array Math
1299. Replace Elements with Greatest Element on Right Side	Solve	Easy	Facebook	Array
1304. Find N Unique Integers Sum up to Zero	Solve	Easy	Microsoft	Array Math
1313. Decompress Run-Length Encoded List	Solve	Easy	Amazon+1	Array
1331. Rank Transform of an Array	Solve	Easy	Facebook+1	Array Hash Table+1
1337. The K Weakest Rows in a Matrix	Solve	Easy	Amazon	Array Binary Search+3
1346. Check If N and Its Double Exist	Solve	Easy	Google	Array Binary Search+3
1351. Count Negative Numbers in a Sorted Matrix	Solve	Easy	Amazon+1	Array Binary Search+1
1356. Sort Integers by The Number of 1 Bits	Solve	Easy	Accenture+6	Array Bit Manipulation+2
1365. How Many Numbers Are Smaller Than the Current Number	Solve	Easy	Amazon+1	Array Counting+2
1380. Lucky Numbers in a Matrix	Solve	Easy	Apple	Array Matrix
1385. Find the Distance Value Between Two Arrays	Solve	Easy	Uber	Array Binary Search+2
1389. Create Target Array in the Given Order	Solve	Easy	Amazon+2	Array Simulation
1394. Find Lucky Integer in an Array	Solve	Easy	Microsoft	Array Counting+1
1403. Minimum Subsequence in Non-Increasing Order	Solve	Easy	Amazon+1	Array Greedy+1
1408. String Matching in an Array	Solve	Easy	Amazon+1	Array String+1
1413. Minimum Value to Get Positive Step by Step Sum	Solve	Easy	Amazon+1	Array Prefix Sum
1426. Counting Elements	Solve	Easy	DRW	Array Hash Table
1427. Perform String Shifts	Solve	Easy	Goldman Sachs	Array Math+1
1431. Kids With the Greatest Number of Candies	Solve	Easy	Amazon	Array
1436. Destination City	Solve	Easy	Google+1	Array Hash Table+1
1437. Check If All 1's Are at Least Length K Places Away	Solve	Easy	United Health Group	Array
1450. Number of Students Doing Homework at a Given Time	Solve	Easy	Yandex	Array
1460. Make Two Arrays Equal by Reversing Subarrays	Solve	Easy	Facebook	Array Hash Table+1
1464. Maximum Product of Two Elements in an Array	Solve	Easy	Amazon+4	Array Heap (Priority Queue)+1