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Problems

4,009 problems

Has videoPremium onlyReset
Array2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 4,009 results

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TitleSolutionAcceptDifficultyTopics
1501. Countries You Can Safely Invest InVideoPremium
Solution50.9%Medium
Database
1502. Can Make Arithmetic Progression From SequenceVideo
Solution68.9%Easy
Array, Sorting· 5 companies
1503. Last Moment Before All Ants Fall Out of a PlankVideo
Solution68.3%Medium
Array, Brainteaser +1· 1 company
1504. Count Submatrices With All OnesVideo
Solution71.0%Medium
Array, Dynamic Programming +3· 4 companies
1505. Minimum Possible Integer After at Most K Adjacent Swaps On DigitsVideo
Solution41.8%Hard
Binary Indexed Tree, Greedy +2· 1 company
1506. Find Root of N-Ary TreeVideoPremium
Solution78.4%Medium
Bit Manipulation, Depth-First Search +2· 3 companies
1507. Reformat DateVideo
Solution69.0%Easy
String· 4 companies
1508. Range Sum of Sorted Subarray SumsVideo
Solution63.2%Medium
Array, Binary Search +2· 3 companies
1509. Minimum Difference Between Largest and Smallest Value in Three MovesVideo
Solution59.2%Medium
Array, Greedy +1· 2 companies
1510. Stone Game IVVideo
Solution65.2%Hard
Dynamic Programming, Game Theory +1· 1 company
1511. Customer Order FrequencyVideoPremium
Solution66.2%Easy
Database· 1 company
1512. Number of Good PairsVideo
Solution89.9%Easy
Array, Counting +2· 10 companies
1513. Number of Substrings With Only 1sVideo
Solution57.4%Medium
Math, String· 3 companies
1514. Path with Maximum ProbabilityVideo
Solution65.9%Medium
Array, Graph +2· 5 companies
1515. Best Position for a Service CentreVideo
Solution35.8%Hard
Array, Geometry +2· 1 company
1516. Move Sub-Tree of N-Ary TreeVideoPremium
–59.7%Hard
Depth-First Search, Tree· 1 company
1517. Find Users With Valid E-MailsVideo
Solution35.2%Easy
Database· 4 companies
1518. Water BottlesVideo
Solution72.6%Easy
Math, Simulation· 9 companies
1519. Number of Nodes in the Sub-Tree With the Same LabelVideo
Solution55.5%Medium
Breadth-First Search, Counting +3· 2 companies
1520. Maximum Number of Non-Overlapping SubstringsVideo
Solution65.0%Hard
Greedy, String· 1 company
1521. Find a Value of a Mysterious Function Closest to TargetVideo
Solution48.3%Hard
Array, Binary Search +2· 1 company
1522. Diameter of N-Ary TreeVideoPremium
Solution75.4%Medium
Depth-First Search, Tree· 3 companies
1523. Count Odd Numbers in an Interval RangeVideo
Solution54.4%Easy
Math· 5 companies
1524. Number of Sub-arrays With Odd SumVideo
Solution55.7%Medium
Array, Dynamic Programming +2· 6 companies
1525. Number of Good Ways to Split a StringVideo
Solution68.2%Medium
Bit Manipulation, Dynamic Programming +2· 2 companies
1526. Minimum Number of Increments on Subarrays to Form a Target ArrayVideo
Solution78.2%Hard
Array, Dynamic Programming +3· 7 companies
1527. Patients With a ConditionVideo
Solution39.5%Easy
Database· 3 companies
1528. Shuffle StringVideo
Solution85.5%Easy
Array, String· 2 companies
1529. Minimum Suffix FlipsVideo
Solution73.9%Medium
Greedy, String· 5 companies
1530. Number of Good Leaf Nodes PairsVideo
Solution71.9%Medium
Binary Tree, Depth-First Search +1· 3 companies
1531. String Compression IIVideo
Solution52.2%Hard
Dynamic Programming, String· 5 companies
1532. The Most Recent Three OrdersVideoPremium
Solution69.3%Medium
Database
1533. Find the Index of the Large IntegerVideoPremium
Solution56.7%Medium
Array, Binary Search +1· 1 company
1534. Count Good TripletsVideo
Solution85.5%Easy
Array, Enumeration· 5 companies
1535. Find the Winner of an Array GameVideo
Solution56.8%Medium
Array, Simulation· 4 companies
1536. Minimum Swaps to Arrange a Binary GridVideo
Solution70.1%Medium
Array, Greedy +1· 2 companies
1537. Get the Maximum ScoreVideo
Solution41.5%Hard
Array, Dynamic Programming +2· 5 companies
1538. Guess the Majority in a Hidden ArrayVideoPremium
Solution68.8%Medium
Array, Interactive +1· 1 company
1539. Kth Missing Positive NumberVideo
Solution63.9%Easy
Array, Binary Search· 9 companies
1540. Can Convert String in K MovesVideo
Solution37.6%Medium
Hash Table, String· 1 company
1541. Minimum Insertions to Balance a Parentheses StringVideo
Solution61.8%Medium
Greedy, Stack +1· 3 companies
1542. Find Longest Awesome SubstringVideo
Solution47.4%Hard
Bit Manipulation, Hash Table +1· 1 company
1543. Fix Product Name FormatVideoPremium
Solution59.1%Easy
Database
1544. Make The String GreatVideo
Solution68.8%Easy
Stack, String· 4 companies
1545. Find Kth Bit in Nth Binary StringVideo
Solution73.7%Medium
Recursion, Simulation +1· 5 companies
1546. Maximum Number of Non-Overlapping Subarrays With Sum Equals TargetVideo
Solution49.4%Medium
Array, Greedy +2· 1 company
1547. Minimum Cost to Cut a StickVideo
Solution63.5%Hard
Array, Dynamic Programming +1· 8 companies
1548. The Most Similar Path in a GraphVideoPremium
Solution59.2%Hard
Dynamic Programming, Graph· 1 company
1549. The Most Recent Orders for Each ProductVideoPremium
Solution64.9%Medium
Database· 1 company
1550. Three Consecutive OddsVideo
Solution69.3%Easy
Array· 5 companies
Showing 1,501–1,550 of 4,009