//chapter 5
//example 5.11
//page 208
printf("\n")
printf("given")
Vce=5;Ic=5*10^-3;Vcc=15;hfe=100;Vbe=0.7;
Rc=(Vcc-Vce)/Ic
Ib=Ic/hfe
Rb=(Vcc-Vbe)/Ib