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2022.2.13

2022-06-26 04:39:00 bu_ xiang_ tutou

8:40-----12:00

[USACO08OPEN]Clear And Present Danger S

floyed Algorithm

13:00----18:00

[USACO09OCT]Heat Wave G

At first, I always used dijkstra The simplest version , But I can only ac50

Later, the chain forward star was used

【 Templates 】 Single source shortest path ( Weak version )

Chain forward star

【 Templates 】 Single source shortest path ( The standard version )

Chain forward star + Priority queue

P1629 The postman delivers the mail

Chain forward star + The priority queue only has ac60

Still in the process of optimization .

Write an explanation tomorrow

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