how to use git bisect on such seanario

Hi, list Usually, we use git bisect to identify which commit causes trouble, while how do I do when need to find out which commit solve problem? for example, it's know there is an bug since commit A, but I find out the newest version (commit B)is good, so one commit between commit A and B solve the problem, thanks -- 浮沉随浪只记今朝笑 --bill