if the following are true:

• instruction #6 is store src=3 addr=1 imm=0
• the PC at time 19 = 6
• value of cell 1 at time 19 = 123
• value of cell 3 at time 19 = 5

then value of cell 123 at time 20 = 5

Start from the conclusion and work back up the proof. Click the arrow to show the parents.