When use Dueque
· ☕ 1 min read
Deque vs. LinkedList vs. Stack
Valid tree
· ☕ 3 min read
DFS, BFS and Union-find comparison.
Binary search basic
· ☕ 2 min read
What should be noted when doing binary search.
Spirited away
· ☕ 1 min read
东风夜放花千树，更吹落、星如雨。
宝马雕车香满路。凤箫声动，玉壶光转，一夜鱼龙舞。
New semester is coming
· ☕ 1 min read
As the new semester approaches, I finished two more clarinet covers
