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Strivers Blind 75Official

Blind 75 leetcode is a list of 75 most frequent asked leetcode questions which had helped many developers clear interviews of Google, Amazon, Microsoft, Facebook etc. Hence, it is a tried and tested list with 1000s of testimonials available on all public review platforms such as quora, teamblind etc.

By FleetCode72 problems19 Easy48 Medium5 Hard12 followersUpdated 5 Jun 2025

72problems

19Easy

48Medium

5Hard

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

Showing 19 of 72 problems · Easy · Clear

TitleSolutionAcceptDifficultyTopics

1. Two SumVideo

Solution57.8%Easy

Array, Hash Table· 127 companies

121. Best Time to Buy and Sell StockVideo

Solution57.1%Easy

Array, Dynamic Programming· 92 companies

217. Contains DuplicateVideo

Solution64.8%Easy

Array, Hash Table +1· 20 companies

191. Number of 1 BitsVideo

Solution77.7%Easy

Bit Manipulation, Divide and Conquer· 11 companies

338. Counting BitsVideo

Solution80.5%Easy

Bit Manipulation, Dynamic Programming· 9 companies

268. Missing NumberVideo

Solution72.4%Easy

Array, Binary Search +4· 19 companies

190. Reverse BitsVideo

Solution69.2%Easy

Bit Manipulation, Divide and Conquer· 9 companies

70. Climbing StairsVideo

Solution54.0%Easy

Dynamic Programming, Math +1· 37 companies

252. Meeting RoomsVideoPremium

Solution59.4%Easy

Array, Sorting· 10 companies

206. Reverse Linked ListVideo

Solution81.0%Easy

Linked List, Recursion· 34 companies

141. Linked List CycleVideo

Solution55.2%Easy

Hash Table, Linked List +1· 24 companies

21. Merge Two Sorted ListsVideo

Solution68.7%Easy

Linked List, Recursion· 36 companies

242. Valid AnagramVideo

Solution68.5%Easy

Hash Table, Sorting +1· 40 companies

20. Valid ParenthesesVideo

Solution45.2%Easy

Stack, String· 113 companies

9. Palindrome NumberVideo

Solution61.0%Easy

Math· 31 companies

572. Subtree of Another TreeVideo

Solution52.0%Easy

Binary Tree, Depth-First Search +3· 8 companies

104. Maximum Depth of Binary TreeVideo

Solution78.6%Easy

Binary Tree, Breadth-First Search +2· 17 companies

100. Same TreeVideo

Solution68.0%Easy

Binary Tree, Breadth-First Search +2· 9 companies

226. Invert Binary TreeVideo

Solution80.5%Easy

Binary Tree, Breadth-First Search +2· 9 companies

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