It's been a long time waiting, the North American 2026 SIG Quant OA is finally here! The test is really the same as it has been for years: 1 hour, 17 questions, logic, generalization...

I recently helped a student brush up on a set of Capital One's OA, and the overall question type was still on the regular logic + programming combination. The time is not particularly tight, but the questions...

Recently, I helped a trainee go through a written + electric interview with Epic System, and overall, I found that the process has a strong sense of routine, especially OA, as...

A while back a student got an OA for Adobe's Summer 2025 SDE internship, and I followed along the whole time to review it. Overall, this measurement...

这篇 Microsoft 面经 并不是传统意义上的“题目汇总”，而是 ProgramHelp 在最近一段时间里…

Recently, I have seen many people start to rush Koddi's opportunity, and I have organized a Koddi OA sharing from my side.Koddi as an advertising co...

I recently took the time to do a Cisco OA, and to be honest, this test can be completely considered a "welfare bureau". The whole set of questions total three, the difficulty is not high, the question...

Databricks OA 和其他大厂相比，难度中上，不仅有常规的编程题，还会结合 SQL、数据处理和分布式计…

Google 2026 Intern's OA finally opened at the end of August, which is a bit late compared to other big players. This year, the question types continue...

Recently, I just finished BlackRock OA, and I feel that it is really "for nothing", the difficulty of the questions is very friendly, basically it is LeetCode e...