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catalogue Question 1: judgment subsequence Question 2: different subsequences Question 3: deletion of two strings Question 4: editing distance Today, we continue to study the algorithm problems of dynamic programming, which are a series of algorithm problems about finding editing distance. Let's make a summary. I'll copy these problems t ...

1, What is a deadlock For example, if thread a occupies resource 1, thread b occupies resource 2, thread b needs resource 1 and thread a needs resource 2, a deadlock will occur In the deadlock solution, log and gdb debugging can be used when the number of threads is small log and gdb cannot be used to solve the problem of too many thre ...

🔎 This is JAVA Chengxian road. Pay attention to my learning JAVA and don't get lost 👍 If it helps you, give the blogger a free praise to show encouragement Welcome 🔎 give the thumbs-up 👍 Comment collection ⭐ ️ This chapter introduces the construction method, inheritance, rewriting, overloading and creation method in detail. The whole arti ...

I believe everyone is familiar with the core refresh method started by the spring container. The invokebeanfactoryprocessors method is a very important method for processing beanFactory, @ Component @Bean and so on. 1 @Configuration 2 @ComponentScan("org.springframework.context.annotation") 3 public class MyComponentScan { 4 @ComponentSca ...

Quick sort Quick sorting embodies the idea of divide and conquer. Determine the final position of a number each time, place it in the correct position, and then quickly sort the arrays at both ends in the same way through recursion. It should be noted that when using quick sort, the decision number needs to be taken randomly, which is called ...

catalogue 1, Incomplete deconstruction 2, Deconstruction assignment of object 3, Operator review and extension 1, Incomplete deconstruction 1. If the variable name is less than the value on the right side of the equal sign and there is no other special treatment, the extra value will be ignored 2. There are more variable names than the v ...