rtb123
short I RANK
17,996 POWER LEVEL
Activity
66 submissions in 2026
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Difficulty Breakdown
2 problems solved
Recent Activity
Solves, roadmap, White Room, quests & quizzes
Lock Granularity Trade-off Aug 4, 08:42 PM
Domain Correct
Nobody Is Blocked Aug 4, 08:42 PM
Domain Correct
std::mutex Deadlock Prevention Aug 4, 08:40 PM
Domain Incorrect
Whose Turn Is It Aug 4, 08:39 PM
Domain Correct
Spinning On One Core Aug 4, 08:39 PM
Domain Correct
Cut the Line Aug 4, 08:38 PM
Domain Correct
Remember the Past Aug 4, 08:37 PM
Domain Correct
Bad Toll Road Aug 4, 08:36 PM
Domain Correct
Before and After Aug 4, 08:36 PM
Domain Correct
Back to me Aug 4, 08:36 PM
Domain Correct
Flatten the Family Aug 4, 03:54 PM
Domain Correct
Stack Machine Feed Aug 4, 03:53 PM
Domain Correct
Make a Mountain Aug 4, 03:52 PM
Domain Correct
append to back Aug 4, 03:48 PM
Domain Correct
Insert, delete, search Aug 4, 03:48 PM
Domain Correct
Direct Memory Access Aug 4, 03:46 PM
Domain Correct
Quiet the Machine Aug 4, 03:42 PM
Domain Correct
Crossing the Ring Aug 4, 03:41 PM
Domain Correct
Stop the World Aug 4, 03:40 PM
Domain Correct
syscalls Aug 4, 03:39 PM
Domain Correct
Best Solves
Hardest problems solved