Write the c program to switch the 256 color graphics mode

Write
the c program to switch the 256 color graphics mode



#include#includevoid main(){   int x,y,b;   union REGS i,o;   i.h.ah=0;   i.h.al=0x13;   int86(0x10,&i,&o);   getch();}



Write a c program to create a directory in current working directory?

#include
#includevoid main(){   union REGS i,o;   i.h.ah=0x39;   i.x.dx="ravan";   int86(0x21,&i,&o);