I went increase this project to four ways , plZ help ?!

[Faraj]

Hi everyone

I make on muiltsim this circuit in pic for on way



**broken link removed**


I hope from you help me to increase this project to four ways and opeartor each other .



PlZ . help me

 

[jones1000]

Actually what are u trying to make ???
Above circuit just glows X1 for (0000), X2 for (0011) and X3 for (0100-1111)