aj
Bitmask
always plan ahead
float II RANK
353,445 POWER LEVEL
Activity
333 submissions in 2026
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Difficulty Breakdown
1 problems solved
Recent Activity
Solves, roadmap & quizzes
File Descriptor vs Inode Jun 29, 03:17 AM
Domain Correct
Hard Links vs Symbolic Links Jun 29, 03:16 AM
Domain Correct
Journaling and Crash Consistency Jun 29, 03:16 AM
Domain Correct
Modern Disk Trick Jun 29, 03:15 AM
Domain Correct
File ID Card Jun 29, 03:13 AM
Domain Correct
We build kernels and whatnot Jun 29, 03:13 AM
Domain Incorrect
Cross the Wall Jun 29, 03:12 AM
Domain Correct
Why fork() then exec() Jun 29, 03:08 AM
Domain Correct
Changing Seats Jun 29, 03:07 AM
Domain Correct
fork() and File Descriptors Jun 29, 03:04 AM
Domain Correct
Exit Without Burial Jun 29, 03:03 AM
Domain Correct
Waiting Room Jun 29, 03:02 AM
Domain Correct
Proxy Pattern Variants Jun 26, 08:07 AM
Domain Correct
Decorator vs Inheritance Jun 26, 08:03 AM
Domain Correct
Which one? Both? Jun 26, 08:02 AM
Domain Correct
Why use a custom mixer in QAOA? Jun 24, 09:52 AM
Domain Correct
Why are magic states important? Jun 24, 09:52 AM
Domain Correct
What is symmetry tapering in VQE? Jun 24, 09:51 AM
Domain Correct
What makes gradient boosting different from bagging? Jun 24, 09:51 AM
Domain Correct
What do SHAP values explain? Jun 24, 09:50 AM
Domain Correct
Best Solves
Hardest problems solved