Possible solutions to problems after CodeBlocks installation

I was writing yesterday cf There was a problem , Because I just used this computer in my office , No, I haven't codeblocks Before . An error is reported when the curly bracket structure is used , Pictured ：

You can't use curly braces directly , I can bear it ？
According to past experience , yes compiler There is a problem , So I set it up ：

It seems right ？ It is still wrong to run . Although cast types can be used , But I can't accept using curly braces directly .

So I went to the official website again 20 Version of , There are still problems , I asked my former teammates of the training team , He doesn't seem to know , So I asked for his installation package .
After installation, it still cannot be used , I guess I installed it in front of me codeblocks I didn't delete it completely , Found the solution is to put the... On this path codeblocks Delete ：

Then I installed the teammate version , It seems to be 20.03, But something went wrong , Calmly discuss whether it is because of the computer version ：

After I installed 16,17 After the version failed , I see such a problem that may occur after reinstallation. I need to click reset defaults solve ：

Holding a dead horse as a living horse doctor, I clicked , It really hasn't been solved . But here's a problem ：

The location of the compiled file is absurd , To see this Dev-Cpp Did you? , Another software compiler .
Manual retrieval immediately codeblocks Where the compiler is located ：

It's solved , Nice needle
When there are multiple compilers , There may be a problem with the positioning .