The algorithm cannot be taken for granted. Do not use a special case to explain how fast the algorithm is, but analyze its worst case.
This is the overall efficiency of the algorithm.
You are only a special case
What do you do if the main string is 266 characters? And the substring has only 4 characters. Have you ever wondered how much space you have to waste?
Let's learn about dynamic memory allocation
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China
Post time: 2020-7-12 06:45:01
