海龟作图C源程序以通过认证)

海龟作图源程序(以通过认证) #include "graphics.h" #include "math.h" #include "stdio.h" #include "conio.h" #include "bios.h" #include "dos.h" #include "io.h" char key_state[128],key_pressed[128]; void interrupt far (*OldInt9Handler)(); enum modes {AUTO, HIGH}; enum bool {FALSE=0, TRUE=1}; #define MODE enum mode