
Consider a situation when you see two jugs and few empty glasses. One jug is full of hot water and one is filled with cold water. Now you have to fill the hot water jug with cold water, what would you do? If you start pouring cold water into hot water jug, the hot water in the other jug will only spill out right? So what should you do? You will empty the hot water jug and fill the empty glasses and then you can easily fill the cold water into the other jug. Read more →