أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Install the three switches and go with it's wiring to visit room a and install the lamps to make it in one visit
If these are ordinary light bulbs ,,, the puzzle can be solved by THERMAL DIFFERENCE observation
I hope this answers your question !
Vision and Foresight connects them all.
My doll
connection ????
sorry i cannot get your point, i think this must a probablity theory to impement
I agree with the answer"s,Mr fredy
I agree with Mohammed Thiab's answer.
Agree with Mr: Mohammed thiab