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Striver 79 Last MomentOfficial

Striver's 79 Last Moment DSA Sheet. The most important 79 problems to revise right before your interview. Quick revision, maximum coverage.

By FleetCode60 problems7 Easy38 Medium15 HardUpdated 23 Mar 2026

Start: Next Permutation

60problems

7Easy

38Medium

15Hard

Signed in, the sheet shows which of these you have solved.

Showing 15 of 60 problems · Hard · Clear

TitleSolutionAcceptDifficultyTopics

3193. Count the Number of InversionsVideo

Solution31.9%Hard

Array, Dynamic Programming· 5 companies

4. Median of Two Sorted ArraysVideo

Solution47.9%Hard

Array, Binary Search +1· 45 companies

774. Minimize Max Distance to Gas StationVideoPremium

Solution53.9%Hard

Array, Binary Search· 2 companies

51. N-QueensVideo

Solution76.3%Hard

Array, Backtracking· 16 companies

37. Sudoku SolverVideo

Solution65.4%Hard

Array, Backtracking +2· 17 companies

42. Trapping Rain WaterVideo

Solution68.2%Hard

Array, Dynamic Programming +3· 73 companies

84. Largest Rectangle in HistogramVideo

Solution50.7%Hard

Array, Monotonic Stack +1· 30 companies

239. Sliding Window MaximumVideo

Solution49.1%Hard

Array, Heap (Priority Queue) +3· 48 companies

124. Binary Tree Maximum Path SumVideo

Solution42.7%Hard

Binary Tree, Depth-First Search +2· 25 companies

127. Word LadderVideo

Solution46.3%Hard

Breadth-First Search, Hash Table +1· 41 companies

269. Alien DictionaryVideoPremium

Solution37.1%Hard

Array, Breadth-First Search +4· 18 companies

1489. Find Critical and Pseudo-Critical Edges in Minimum Spanning TreeVideo

Solution66.4%Hard

Graph, Minimum Spanning Tree +3· 4 companies

1192. Critical Connections in a NetworkVideo

Solution60.6%Hard

Biconnected Component, Depth-First Search +1· 8 companies

188. Best Time to Buy and Sell Stock IVVideo

Solution51.5%Hard

Array, Dynamic Programming· 11 companies

312. Burst BalloonsVideo

Solution64.3%Hard

Array, Dynamic Programming· 15 companies

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