/* Note: Show the following:

	1. hit 0 -> set q0, reset q1
	2. hit 0 -> q0, q1 maintains old value
	   INPUT is 0,0 !!!
	3. hit 1 -> reset q1, set q0
	4. hit 1 -> q0, q1 maintains OLD values
	   INPUT is 0,0, but different output !!! MEMORY !!!
*/
Switch 1a set   '0' ZERO;
Switch 2a reset '1' ZERO;
Nor 1c set q1 q0;   
Nor 2c q0 reset q1; 
Probe 1d q0;
Probe 2d q1;

Switch 4a set1 '2' ZERO;     Nor 4c set1 qx1 qx0;   
Switch 5a reset1 '3' ZERO;   Nor 5c qx0 reset1 qx1; Probe 5d qx1;