SA0 & SA1 Fault in 3-input odd function Simulator

Switch A Switch B Switch C Output Bulb

Stuck At

SA0 SA1 SA0 SA1 SA0 SA1 SA0 SA1 SA0 SA1
Input Fault Output
(without Fault)		 Output
(with Fault)
X Y Z
0 0 0 N/A 0 0