Problems

3,947+ problems · 946 Easy · 2062 Medium · 939 Hard

Active:Easy· 946 results

Title	Solution	Practice	Difficulty	Companies	Topics
2220. Minimum Bit Flips to Convert Number	Solution	Solve	Easy	Amazon+6	Bit Manipulation
2224. Minimum Number of Operations to Convert Time	Solution	Solve	Easy	Google	Greedy String
2229. Check if an Array Is Consecutive	Solution	Solve	Easy	-	Array Hash Table+1
2230. The Users That Are Eligible for Discount	Solution	Solve	Easy	Analytics Quotient	Database
2231. Largest Number After Digit Swaps by Parity	Solution	Solve	Easy	Bloomberg+4	Heap (Priority Queue)Sorting
2235. Add Two Integers	Solution	Solve	Easy	Accenture+9	Math
2236. Root Equals Sum of Children	Solution	Solve	Easy	Amazon+4	Binary Tree Tree
2239. Find Closest Number to Zero	Solution	Solve	Easy	Amazon+5	Array
2243. Calculate Digit Sum of a String	Solution	Solve	Easy	Uber	Simulation String
2248. Intersection of Multiple Arrays	Solution	Solve	Easy	Meta+1	Array Counting+2
2255. Count Prefixes of a Given String	Solution	Solve	Easy	Google	Array String
2259. Remove Digit From Number to Maximize Result	Solution	Solve	Easy	Amazon+5	Enumeration Greedy+1
2264. Largest 3-Same-Digit Number in String	Solution	Solve	Easy	Bloomberg+3	String
2269. Find the K-Beauty of a Number	Solution	Solve	Easy	Google+2	Math Sliding Window+1
2273. Find Resultant Array After Removing Anagrams	Solution	Solve	Easy	Amazon+7	Array Hash Table+2
2278. Percentage of Letter in String	Solution	Solve	Easy	American Express	String
2283. Check if Number Has Equal Digit Count and Digit Value	Solution	Solve	Easy	Google+2	Counting Hash Table+1
2287. Rearrange Characters to Make Target String	Solution	Solve	Easy	Amazon	Counting Hash Table+1
2293. Min Max Game	Solution	Solve	Easy	Bloomberg	Array Simulation
2299. Strong Password Checker II	Solution	Solve	Easy	-	String
2303. Calculate Amount Paid in Taxes	Solution	Solve	Easy	Bloomberg+5	Array Simulation
2309. Greatest English Letter in Upper and Lower Case	Solution	Solve	Easy	Microsoft	Enumeration Hash Table+1
2315. Count Asterisks	Solution	Solve	Easy	Google	String
2319. Check if Matrix Is X-Matrix	Solution	Solve	Easy	Amazon+1	Array Matrix
2325. Decode the Message	Solution	Solve	Easy	Amazon+4	Hash Table String
2329. Product Sales Analysis V	Solution	Solve	Easy	Amazon	Database
2331. Evaluate Boolean Binary Tree	Solution	Solve	Easy	Amazon+1	Binary Tree Depth-First Search+1
2335. Minimum Amount of Time to Fill Cups	Solution	Solve	Easy	Google	Array Greedy+2
2339. All the Matches of the League	Solution	Solve	Easy	Microsoft	Database
2341. Maximum Number of Pairs in Array	Solution	Solve	Easy	Altimetrik	Array Counting+1
2347. Best Poker Hand	Solution	Solve	Easy	Amazon+1	Array Counting+1
2351. First Letter to Appear Twice	Solution	Solve	Easy	Apple+1	Bit Manipulation Counting+2
2356. Number of Unique Subjects Taught by Each Teacher	Solution	Solve	Easy	Amazon+3	Database
2357. Make Array Zero by Subtracting Equal Amounts	Solution	Solve	Easy	Amazon+1	Array Greedy+4
2363. Merge Similar Items	Solution	Solve	Easy	Google	Array Hash Table+2
2367. Number of Arithmetic Triplets	Solution	Solve	Easy	Google+1	Array Enumeration+2
2373. Largest Local Values in a Matrix	Solution	Solve	Easy	Amazon+4	Array Matrix
2377. Sort the Olympic Table	Solution	Solve	Easy	-	Database
2379. Minimum Recolors to Get K Consecutive Black Blocks	Solution	Solve	Easy	Amazon+4	Sliding Window String
2383. Minimum Hours of Training to Win a Competition	Solution	Solve	Easy	Amazon	Array Greedy
2389. Longest Subsequence With Limited Sum	Solution	Solve	Easy	Amazon+2	Array Binary Search+3
2395. Find Subarrays With Equal Sum	Solution	Solve	Easy	Bloomberg+1	Array Hash Table
2399. Check Distances Between Same Letters	Solution	Solve	Easy	-	Array Hash Table+1
2404. Most Frequent Even Element	Solution	Solve	Easy	Bloomberg+1	Array Counting+1
2409. Count Days Spent Together	Solution	Solve	Easy	-	Math String
2413. Smallest Even Multiple	Solution	Solve	Easy	Amazon+2	Math Number Theory
2418. Sort the People	Solution	Solve	Easy	Amazon+4	Array Hash Table+2
2423. Remove Letter To Equalize Frequency	Solution	Solve	Easy	Bloomberg+3	Counting Hash Table+1
2427. Number of Common Factors	Solution	Solve	Easy	Amazon+2	Enumeration Math+1
2432. The Employee That Worked on the Longest Task	Solution	Solve	Easy	IBM+1	Array