A method for producing a p-type SiC semiconductor single crystal, including: using a solution in which C is dissolved in a Si melt and 30 to 70 at. One or more output equivalent state sets are generated from the one or more output functions and one or more next-state functions for the one or more components are identified. The fruit is uniformly large in size, very sweet in flavor, oblate in shape, semi-freestone in type, firm in texture, yellow to red in flesh color, and dark red in skin color. Furthermore, the system enables concurrent locking operations of different file sharing protocols on the same file system resources.