Solutions Archive

LeetCode problems solved on stream with links to VOD timestamps

# Problem Difficulty Zerotrac Rating DateLinks
3861Minimum Capacity BoxEasy1154Mar 9, 2026
3862Find the Smallest Balanced IndexMedium1697Mar 9, 2026
3864Minimum Cost to Partition a Binary StringHard2032Mar 9, 2026
3702Longest Subsequence With Non-Zero Bitwise XORMedium1489Mar 9, 2026
3863Minimum Operations to Sort a StringMedium1860Mar 9, 2026
3701Compute Alternating SumEasy1228Mar 9, 2026
1980Find Unique Binary StringMedium1362Mar 7, 2026
3712Sum of Elements With Frequency Divisible by KEasy1199Mar 7, 2026
3713Longest Balanced Substring IMedium1490Mar 7, 2026
3714Longest Balanced Substring IIMedium2202Mar 7, 2026
1758Minimum Changes To Make Alternating Binary StringEasy1354Mar 4, 2026
3718Smallest Missing Multiple of KEasy1228Mar 4, 2026
3719Longest Balanced Subarray IMedium1467Mar 4, 2026
1545Find Kth Bit in Nth Binary StringMedium1479Mar 2, 2026
3856Trim Trailing VowelsEasy1140Mar 2, 2026
3857Minimum Cost to Split into OnesMedium1322Mar 2, 2026
524Longest Word in Dictionary through DeletingMedium-Mar 2, 2026
931Minimum Falling Path SumMedium1573Mar 2, 2026
849Maximize Distance to Closest PersonMedium1383Mar 2, 2026
1009Complement of Base 10 IntegerEasy1235Mar 2, 2026
1689Partitioning Into Minimum Number Of Deci-Binary NumbersMedium1355Feb 28, 2026
3852Smallest Pair With Different FrequenciesEasy1287Feb 28, 2026
3853Merge Close CharactersMedium1472Feb 28, 2026
2381Shifting Letters IIMedium1793Feb 28, 2026
1404Number of Steps to Reduce a Number in Binary Representation to OneMedium1397Feb 25, 2026
3726Remove Zeros in Decimal RepresentationEasy1176Feb 25, 2026
3727Maximum Alternating Sum of SquaresMedium1455Feb 25, 2026
3728Stable Subarrays With Equal Boundary and Interior SumMedium1909Feb 25, 2026
3729Count Distinct Subarrays Divisible by K in Sorted ArrayHard2248Feb 25, 2026
1022Sum of Root To Leaf Binary NumbersEasy1462Feb 23, 2026
3847Find the Score Difference in a GameMedium1223Feb 23, 2026
3848Check Digitorial PermutationMedium1420Feb 23, 2026
3849Maximum Bitwise XOR After RearrangementMedium1556Feb 23, 2026
3850Count Sequences to KHard1965Feb 23, 2026
3731Find Missing ElementsEasy1217Feb 23, 2026
3732Maximum Product of Three Elements After One ReplacementMedium1529Feb 23, 2026
3733Minimum Time to Complete All DeliveriesMedium1973Feb 23, 2026
868Binary GapEasy1307Feb 21, 2026
3754Concatenate Non-Zero Digits and Multiply by Sum IEasy1248Feb 21, 2026
3746Minimum String Length After Balanced RemovalsMedium1327Feb 21, 2026
3747Count Distinct Integers After Removing ZerosMedium1848Feb 21, 2026
3740Minimum Distance Between Three Equal Elements IEasy1288Feb 21, 2026
3741Minimum Distance Between Three Equal Elements IIMedium1450Feb 21, 2026
3742Maximum Path Score in a GridMedium1804Feb 21, 2026
3709Design Exam Scores TrackerMedium1648Feb 21, 2026
401Binary WatchEasy-Feb 16, 2026
3838Weighted Word MappingEasy1241Feb 16, 2026
3839Number of Prefix Connected GroupsMedium1402Feb 16, 2026
3840House Robber VMedium1619Feb 16, 2026
3842Toggle Light BulbsEasy1161Feb 16, 2026
3843First Element with Unique FrequencyMedium1347Feb 16, 2026
3844Longest Almost-Palindromic SubstringMedium1990Feb 16, 2026
3713Longest Balanced Substring IMedium1490Feb 11, 2026
56Merge IntervalsMedium-Feb 11, 2026
3833Count Dominant IndicesEasy1172Feb 11, 2026
3834Merge Adjacent Equal ElementsMedium1429Feb 11, 2026
3835Count Subarrays With Cost Less Than or Equal to KMedium1759Feb 11, 2026
3836Maximum Score Using Exactly K PairsHard1988Feb 11, 2026
3637Trionic Array IEasy1264Feb 2, 2026
3827Count Monobit IntegersEasy1191Feb 2, 2026
3827Count Monobit IntegersEasy1191Feb 2, 2026
3828Final Element After Subarray DeletionsMedium1591Feb 2, 2026
3829Design Ride Sharing SystemMedium1594Feb 2, 2026
36Valid SudokuMedium-Feb 2, 2026
2195Append K Integers With Minimal SumMedium1659Feb 2, 2026
2645Minimum Additions to Make Valid StringMedium1478Feb 2, 2026
744Find Smallest Letter Greater Than TargetEasy-Jan 31, 2026
3823Reverse Letters Then Special Characters in a StringEasy1250Jan 31, 2026
3824Minimum K to Reduce Array Within LimitMedium1531Jan 31, 2026
3825Longest Strictly Increasing Subsequence With Non-Zero Bitwise ANDMedium1846Jan 31, 2026
1743Restore the Array From Adjacent PairsMedium1579Jan 31, 2026
934Shortest BridgeMedium1826Jan 29, 2026
2976Minimum Cost to Convert String IMedium1882Jan 28, 2026
3820Pythagorean Distance Nodes in a TreeMedium1725Jan 28, 2026
3819Rotate Non Negative ElementsMedium1381Jan 28, 2026
3818Minimum Prefix Removal to Make Array Strictly IncreasingMedium1206Jan 28, 2026
1020Number of EnclavesMedium1615Jan 28, 2026
2316Count Unreachable Pairs of Nodes in an Undirected GraphMedium1604Jan 28, 2026
930Binary Subarrays With SumMedium1592Mar 13, 2024
315Count of Smaller Numbers After SelfHard-Mar 13, 2024
307Range Sum Query - MutableMedium-Mar 13, 2024
295Find Median from Data StreamHard-Mar 13, 2024
1540Can Convert String in K MovesMedium1631Mar 11, 2024
1172Dinner Plate StacksHard2110Mar 11, 2024
2398Maximum Number of Robots Within BudgetHard1917Mar 11, 2024
349Intersection of Two ArraysEasy-Mar 9, 2024
2055Plates Between CandlesMedium1819Mar 9, 2024
1521Find a Value of a Mysterious Function Closest to TargetHard2384Mar 9, 2024
876Middle of the Linked ListEasy1232Mar 6, 2024
2170Minimum Operations to Make the Array AlternatingMedium1663Mar 6, 2024
2087Minimum Cost Homecoming of a Robot in a GridMedium1744Mar 6, 2024
1818Minimum Absolute Sum DifferenceMedium1934Mar 6, 2024
2233Maximum Product After K IncrementsMedium1686Mar 6, 2024
1750Minimum Length of String After Deleting Similar EndsMedium1502Mar 4, 2024
2241Design an ATM MachineMedium1616Mar 4, 2024
1027Longest Arithmetic SubsequenceMedium1759Mar 4, 2024
1015Smallest Integer Divisible by KMedium1875Mar 4, 2024
1463Cherry Pickup IIHard1957Mar 4, 2024
1553Minimum Number of Days to Eat N OrangesHard2048Mar 4, 2024
19Remove Nth Node From End of ListMedium-Mar 2, 2024
3065Minimum Operations to Exceed Threshold Value IEasy1150Mar 2, 2024
3066Minimum Operations to Exceed Threshold Value IIMedium1400Mar 2, 2024
3067Count Pairs of Connectable Servers in a Weighted Tree NetworkMedium1909Mar 2, 2024
1609Even Odd TreeMedium1438Feb 28, 2024
1391Check if There is a Valid Path in a GridMedium1746Feb 28, 2024
2931Maximum Spending After Buying ItemsHard1822Feb 28, 2024
1690Stone Game VIIMedium1951Feb 28, 2024
2959Number of Possible Sets of Closing BranchesHard2077Feb 28, 2024
1557Minimum Number of Vertices to Reach All NodesMedium1512Feb 28, 2024
543Diameter of Binary TreeEasy-Feb 26, 2024
3048Earliest Second to Mark Indices IMedium2263Feb 26, 2024
2718Sum of Matrix After QueriesMedium1769Feb 26, 2024
2709Greatest Common Divisor TraversalHard2172Feb 24, 2024
1171Remove Zero Sum Consecutive Nodes from Linked ListMedium1782Feb 24, 2024
997Find the Town JudgeEasy1202Feb 21, 2024
1366Rank Teams by VotesMedium1626Feb 21, 2024
983Minimum Cost For TicketsMedium1786Feb 21, 2024
2101Detonate the Maximum BombsMedium1880Feb 21, 2024
801Minimum Swaps To Make Sequences IncreasingHard2066Feb 21, 2024
268Missing NumberEasy-Feb 19, 2024
2316Count Unreachable Pairs of Nodes in an Undirected GraphMedium1604Feb 19, 2024
939Minimum Area RectangleMedium1752Feb 19, 2024
2360Longest Cycle in a GraphHard1897Feb 19, 2024
1131Maximum of Absolute Value ExpressionMedium2059Feb 19, 2024
2402Meeting Rooms IIIHard2093Feb 17, 2024
3038Maximum Number of Operations With the Same Score IEasy1202Feb 17, 2024
3039Apply Operations to Make String EmptyMedium1424Feb 17, 2024
3040Maximum Number of Operations With the Same Score IIMedium1709Feb 17, 2024
1583Count Unhappy FriendsMedium1658Feb 7, 2024
1954Minimum Garden Perimeter to Collect Enough ApplesMedium1759Feb 7, 2024
279Perfect SquaresMedium-Feb 7, 2024
1095Find in Mountain ArrayHard1827Feb 5, 2024
1028Recover a Tree From Preorder TraversalHard1797Feb 5, 2024
990Satisfiability of Equality EquationsMedium1638Feb 5, 2024
1482Minimum Number of Days to Make m BouquetsMedium1946Feb 5, 2024
76Minimum Window SubstringHard-Feb 3, 2024
3024Type of TriangleEasy1135Feb 3, 2024
3025Find the Number of Ways to Place People IMedium1707Feb 3, 2024
3026Maximum Good Subarray SumMedium1817Feb 3, 2024
2966Divide Array Into Arrays With Max DifferenceMedium1396Jan 31, 2024
1332Remove Palindromic SubsequencesEasy1629Jan 31, 2024
3001Minimum Moves to Capture The QueenMedium1797Jan 31, 2024
150Evaluate Reverse Polish NotationMedium-Jan 29, 2024
2420Find All Good IndicesMedium1695Jan 29, 2024
2568Minimum Impossible ORMedium1754Jan 29, 2024
823Binary Trees With FactorsMedium1900Jan 29, 2024
1631Path With Minimum EffortMedium1948Jan 29, 2024
1503Last Moment Before All Ants Fall Out of a PlankMedium1619Jan 27, 2024
2048Next Greater Numerically Balanced NumberMedium1734Jan 27, 2024