User NalaFigu1

Member for: 4 weeks (since Aug 11)
Type: Registered user
Full name: NalaFigu1
Location: Beijing, China
Website: https://learncswithus.com/2025/08/05/citadel-oa-interview/
About: Citadel 的 Software Engineering OA 一直以题目质量高、限制严格著称。整体时长为 75 分钟,包含一道选择题和两道编程题。选择题通常是行为类问题,作答无难度;真正拉开差距的是两道算法题,难度接近 LeetCode medium-hard,有时甚至出现贴近 real-world 的建模题。近几年高频真题包括:字符串密码转换题:要求构造同时满足回文和周期性的字符串,最小化修改次数,涉及并查集建模。图像调度优化题:给出任务区间和处理成本,选择分布式处理或打包处理的最优策略,考察贪心 + 动态模拟。数字填空题:用 1-9 填入等式 ABC + DEF = GHI,求满足条件的组合数,典型 backtracking。Data center 任务分配:员工速度不同,如何分配任务最短完成全部任务,考察 load balancing。如果你时间紧张或刷题经验不足,Alpha 团队提供专业 OA 代写与一对一代做服务,涵盖所有高频题型与最新变种,帮助你稳稳拿下 OA,轻松进入下一轮面试流程。

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