1, Step Go Classroom (from introductory to early amateur) is divided into four volumes. The first volume is "Introduction-Primary Stage", which explains in detail the basic knowledge of the introduction of Go and the basic skills that must be mastered to improve six skills. The second volume is "the first paragraph-the third paragraph", or the advanced techniques of six branches. The third volume is "Paragraph 3-Paragraph 6", which starts with some theoretical research and strategic issues about Go, but the focus is still on six branches. The fourth volume is "Six Stages-Specialty", which is a theoretical masterpiece of this set of books, detailing eight weapons, five stages and twelve strategic directions. Many theories in Step Go class (from introductory to amateur) are even the first in China.

2. The chapters of "Mei Zhi", "Lan Zhi", "Zhu Zhi" and "Ju Zhi" in "Advanced Reader of Go" can quickly improve the calculation ability and actual combat ability. After mastering "gathering wisdom", the technical and tactical ability can exceed the amateur level of four or five paragraphs, which can not only increase the interest of Go, but also help you win the battle.

Choose one of the above two.