Arithmetic originally wasn't something that could easily be mastered. Disciples with comprehension were fiercely competed over by each mountain, while his particular arithmetic skills required a certain eye and experience inheritance. If a disciple wasn't carefully instructed, it would take ten to twenty years to nurture from the beginning before seeing if he had the fate.
The Cloud Platform Immortal Alliance system proposed by Lingxu now perfectly solves the recruitment problem.
After all, Cloud Platform Peak, as the main headquarters of the Mystic Sect, regularly holds comprehensive exams on the Five Arts of Xuanmen, Nine Yin discourses, and Heavenly Book reviews. Previously, it was indeed inconvenient for everyone to visit Nine Yin Mountain, so a grand event was organized only once every sixty years.
