Meta 面试题、OA 真题与面经

1. #1Falling Figure — Min Obstacles to Remove≈估计中等
2. #2Count Powers of k in Readings≈估计简单
3. #3Subarray Matches a Comparison Pattern≈估计中等
4. #4Earliest Common Meeting Slot≈估计中等
5. #5Longest Subarray With Value Frequency > Threshold≈估计中等
6. #6Count Colliding Object Pairs≈估计简单
7. #7Cyclic Vowel Shift≈估计简单
8. #8Longest Contiguous-House Segment After Each Build≈估计中等

Meta 全部 32 道 OA 真题

1. 01LC 314 Binary Tree Vertical Order Traversal 🔒×4 · 2026-094 次面经报告，最近 2026-09中等
   来源 3 篇面经

   • Group Binary Tree Nodes by Vertical Column, Top to Bottom and Left to Right2026-09
   • Compute vertical order of a BST2025-09
   • Group a tree by vertical columns2025-08
2. 02LC 215 Kth Largest Element in an Array×4 · 2025-124 次面经报告，最近 2025-12中等
   来源 2 篇面经

   • Implement randomized Quickselect without k-shift bug2025-10
   • Solve classic LeetCode problems2025-07
3. 03LC 1249 Minimum Remove to Make Valid Parentheses×4 · 2025-094 次面经报告，最近 2025-09中等
   来源 4 篇面经

   • Remove minimum parentheses to balance string2025-09
   • Solve diverse LeetCode algorithm problems2025-07
   • Solve LeetCode stack and tree problems2025-07
   • Solve three LeetCode coding problems2025-07
4. 04LC 560 Subarray Sum Equals K×3 · 2026-043 次面经报告，最近 2026-04中等
   来源 1 篇面经

   • Solve Subarray Sum and Local Minimum2026-04
5. 05LC 227 Basic Calculator II×3 · 2025-083 次面经报告，最近 2025-08中等
   来源 1 篇面经

   • Implement basic expression evaluator2025-08
6. 06LC 1091 Shortest Path in Binary Matrix×2 · 2026-092 次面经报告，最近 2026-09中等
   来源 2 篇面经

   • Shortest 8-Directional Clear Path Across a Binary Grid2026-09
   • Solve grid shortest path and robot cleaning2025-08
7. 07LC 938 Range Sum of BST×2 · 2026-092 次面经报告，最近 2026-09简单
   来源 1 篇面经

   • Sum the Values of a Binary Search Tree That Fall Within an Inclusive Range2026-09
8. 08LC 199 Binary Tree Right Side View×2 · 2026-042 次面经报告，最近 2026-04中等
   来源 2 篇面经

   • Solve Tree View and Triplet Sum2026-04
   • Solve tree view and parentheses cleanup2026-02
9. 09LC 56 Merge Intervals×2 · 2025-122 次面经报告，最近 2025-12中等
10. 10LC 543 Diameter of Binary Tree×2 · 2025-102 次面经报告，最近 2025-10简单

• Meta Software Engineer Interview Experience — Full Onsite Loop Plus My AI Coding Interview Playbook

  技术面 → Onsite轮次：技术面、Onsite面试于 2026-09

  Software Engineer

• Meta Senior+ Data Engineer Interview Experience — Leadership and Fullstack Phone Screen, Rejected Over 'Not Enough Impact'

  未通过技术面轮次：技术面面试于 2026-09

  Data Engineer

• Meta Senior Software Engineer Interview Experience — Six Weeks of E5 Preparation and an Equity Negotiation

  拿到 OfferHR 面 → 技术面 → Onsite轮次：HR 面、技术面、Onsite面试于 2026-08

  Software Engineer

• Meta Software Engineer Interview Experience — Explaining an AI System and Solving a Maze with AI

  技术面轮次：技术面面试于 2026-08

  Software Engineer

• Meta Software Engineer interview: 45-minute coding and leaderboard design

  技术面 → Onsite轮次：技术面、Onsite

  Software Engineer

• Meta Platforms Software Engineer interview: screens, loop interviews, and leadership expectations

  未通过技术面轮次：技术面

  Software Engineer

1. 编程Shortest 8-Directional Clear Path Across a Binary Grid简单
2. 编程Check Whether a Letters-and-Numbers Abbreviation Matches a Word简单
3. 编程Sum the Values of a Binary Search Tree That Fall Within an Inclusive Range中等
4. 编程Group Binary Tree Nodes by Vertical Column, Top to Bottom and Left to Right中等
5. 编程Canonicalize an Absolute Unix-Style Path With Dot and Double-Dot Segments中等
6. 编程Find Values Owned Only by the Selected User中等

这是按雇主税号统计的申请数，不是人数，也不代表某个岗位一定提供担保。新雇佣含首次申请、新的兼职雇佣和换雇主，续签含延期、同雇主变更和修改。 数据来源：USCIS H-1B Employer Data Hub (FY2021–FY2025)，更新于 2026-10-17。