The statement below inv function, the for loop is what meaning, please answer

CodePudding user response:

Sorry I didn't take photo, I also don't know how to post deleting, so to send a post, welcome everybody to solve side question the basis of

CodePudding user response:

Sorry I didn't take photo, I also don't know how to post deleting, so to send a post, welcome everybody to solve side question the basis of

CodePudding user response:

In another post back

CodePudding user response:

reference qybao reply: 3/f

in another post back

I am wrong,,