A griddle cooking system is disclosed. The single SoC independent multiprocessor subsystem core is capable of performing multi-threading operation processing for SoC devices when configured as a DSP, coprocessor, Hybrid ASIC, or network processing arrangements. A stylet with a hole and a stylet without a hole include, respectively: a stylet main body; an engaging part; a film-like linking part for linking the stylet main body and the engaging part; and a soft tip end part which is provided at a tip end of the engaging part. The agent device determines the position of an input icon to be displayed on the current screen image, and the position is sent to the first device. The user can perform a leg lift exercise, a crunch exercise, or both exercises in unison. The RAM module includes: a plurality of RAM slots for receiving removable memory modules; a memory addressing unit for addressing the removable memory modules in the external RAM module; and a connector for connecting the memory addressing unit to an external port of the computer system, wherein the external port is addressable by a processing unit in the computer system.