这是我设计的静态直方图，花了我几天时间 ，希望管理员看看，顺便开通我的账号，能与大家一起研究，为我国的编程行业近一份微薄之力。-This my design of the static histogram, I spent a few days time, administrators hope to see, Incidentally, I opened the account, and you can study together for our programming industry n