Implement topological sort
Problem There are n nodes and the are labelled from 0 to n - 1. Some nodes may have directed linkage, for example, if links[i] = [ai, bi] this means ai is po...
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2020
Rotate 2D square array
Problem Rotate 2D n by n array to 90 degree clockwise and 90 degree anti-clockwise in-place.
About const
I sometimes fucked up with const in the past. It is better for me to summarize these fucking things.
How to write a thread pool (Continue)
Clarification Now we want input parameters in packaged_task
How to write a thread pool
Clarification a. We can specify number of threads in the pool b. We can enqueue tasks (For simplicity, task takes no argument and returns an integer) into th...
Copy constructor of thread is deleted by design
If we want to create a vector of threads, we cannot do this.
Remove most significant bit
To remove the most significant bit of a number x with its bit size k, we could apply
Welcome to my first post
Welcome to my first post!