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Problems

691 problems

Has videoPremium onlyReset
Array2,237String877Hash Table797Math691Dynamic Programming673Sorting508Greedy485Binary Search357Depth-First Search338Database308Bit Manipulation286Matrix279Tree264Breadth-First Search257Prefix Sum252All topics

691 results

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TitleSolutionAcceptDifficultyTopics
1185. Day of the WeekVideo
Solution59.6%Easy
Math· 3 companies
1199. Minimum Time to Build BlocksVideoPremium
Solution49.2%Hard
Array, Greedy +2· 1 company
1201. Ugly Number IIIVideo
Solution31.9%Medium
Binary Search, Combinatorics +2· 3 companies
1215. Stepping NumbersVideoPremium
Solution48.2%Medium
Backtracking, Breadth-First Search +1· 1 company
1217. Minimum Cost to Move Chips to The Same PositionVideo
Solution72.8%Easy
Array, Greedy +1· 5 companies
1227. Airplane Seat Assignment ProbabilityVideo
Solution67.3%Medium
Brainteaser, Dynamic Programming +2· 2 companies
1228. Missing Number In Arithmetic ProgressionVideoPremium
Solution52.0%Easy
Array, Math· 2 companies
1230. Toss Strange CoinsVideoPremium
Solution58.1%Medium
Array, Dynamic Programming +2· 1 company
1232. Check If It Is a Straight LineVideo
Solution40.1%Easy
Array, Geometry +1· 3 companies
1237. Find Positive Integer Solution for a Given EquationVideo
Solution70.3%Medium
Binary Search, Interactive +2· 2 companies
1238. Circular Permutation in Binary RepresentationVideo
Solution73.2%Medium
Backtracking, Bit Manipulation +1· 1 company
1247. Minimum Swaps to Make Strings EqualVideo
Solution65.3%Medium
Greedy, Math +1· 4 companies
1248. Count Number of Nice SubarraysVideo
Solution75.5%Medium
Array, Hash Table +3· 9 companies
1250. Check If It Is a Good ArrayVideo
Solution65.6%Hard
Array, Math +1· 5 companies
1252. Cells with Odd Values in a MatrixVideo
Solution79.7%Easy
Array, Math +1· 2 companies
1256. Encode NumberVideoPremium
Solution70.0%Medium
Bit Manipulation, Math +1· 1 company
1259. Handshakes That Don't CrossVideoPremium
Solution61.1%Hard
Dynamic Programming, Math· 1 company
1266. Minimum Time Visiting All PointsVideo
Solution84.8%Easy
Array, Geometry +1· 6 companies
1271. HexspeakVideoPremium
Solution57.5%Easy
Math, String· 1 company
1276. Number of Burgers with No Waste of IngredientsVideo
Solution52.7%Medium
Math
1281. Subtract the Product and Sum of Digits of an IntegerVideo
Solution86.6%Easy
Math· 6 companies
1290. Convert Binary Number in a Linked List to IntegerVideo
Solution82.3%Easy
Linked List, Math· 10 companies
1295. Find Numbers with Even Number of DigitsVideo
Solution79.7%Easy
Array, Math· 7 companies
1304. Find N Unique Integers Sum up to ZeroVideo
Solution78.5%Easy
Array, Math· 6 companies
1307. Verbal Arithmetic PuzzleVideo
Solution33.5%Hard
Array, Backtracking +2· 3 companies
1317. Convert Integer to the Sum of Two No-Zero IntegersVideo
Solution59.1%Easy
Math· 4 companies
1323. Maximum 69 NumberVideo
Solution84.5%Easy
Greedy, Math· 7 companies
1330. Reverse Subarray To Maximize Array ValueVideo
Solution44.7%Hard
Array, Greedy +1
1342. Number of Steps to Reduce a Number to ZeroVideo
Solution86.0%Easy
Bit Manipulation, Math· 6 companies
1344. Angle Between Hands of a ClockVideo
Solution69.6%Medium
Math· 10 companies
1352. Product of the Last K NumbersVideo
Solution62.9%Medium
Array, Data Stream +3· 11 companies
1359. Count All Valid Pickup and Delivery OptionsVideo
Solution64.9%Hard
Combinatorics, Dynamic Programming +1· 3 companies
1360. Number of Days Between Two DatesVideo
Solution53.7%Easy
Math, String· 4 companies
1362. Closest DivisorsVideo
Solution64.3%Medium
Math· 1 company
1390. Four DivisorsVideo
Solution56.6%Medium
Array, Math· 6 companies
1399. Count Largest GroupVideo
Solution74.7%Easy
Hash Table, Math· 5 companies
1401. Circle and Rectangle OverlappingVideo
Solution67.4%Medium
Geometry, Math· 2 companies
1406. Stone Game IIIVideo
Solution68.0%Hard
Array, Dynamic Programming +2· 2 companies
1414. Find the Minimum Number of Fibonacci Numbers Whose Sum Is KVideo
Solution64.9%Medium
Greedy, Math· 1 company
1427. Perform String ShiftsVideoPremium
Solution56.0%Easy
Array, Math +1· 1 company
1432. Max Difference You Can Get From Changing an IntegerVideo
Solution48.8%Medium
Greedy, Math· 6 companies
1442. Count Triplets That Can Form Two Arrays of Equal XORVideo
Solution84.9%Medium
Array, Bit Manipulation +3· 2 companies
1447. Simplified FractionsVideo
Solution70.3%Medium
Math, Number Theory +1· 1 company
1453. Maximum Number of Darts Inside of a Circular DartboardVideo
Solution41.8%Hard
Array, Geometry +1· 1 company
1467. Probability of a Two Boxes Having The Same Number of Distinct BallsVideo
Solution61.7%Hard
Array, Backtracking +4
1478. Allocate MailboxesVideo
Solution57.1%Hard
Array, Dynamic Programming +2· 4 companies
1486. XOR Operation in an ArrayVideo
Solution87.5%Easy
Bit Manipulation, Math· 2 companies
1492. The kth Factor of nVideo
Solution70.8%Medium
Math, Number Theory· 7 companies
1510. Stone Game IVVideo
Solution65.2%Hard
Dynamic Programming, Game Theory +1· 1 company
1512. Number of Good PairsVideo
Solution89.9%Easy
Array, Counting +2· 10 companies
Showing 201–250 of 691