T H _
_ N S W _ R
_ S
_ N F _ N _ T _ ,
_ N
_
G R _ V _ T Y
F R _ _
W _ R L D .
B _ T
_ F
C _ _ R S _
G R _ V _ T Y
W _ L L
_ V _ N T _ _ L L Y
S T _ P
_ T Clue
THE SON HAD SHOWED HIS FATHER A MATCH. WHENEVER HE LIT THE MATCH, IT FILLED THE ENTIRE ROOM WITH LIGHT, YET IT WAS STILL SMALL ENOUGH TO FIT INTO HIS POCKET THE ANSWER IS INFINITE, IN A GRAVITY FREE WORLD. BUT OF COURSE GRAVITY WILL EVENTUALLY STOP IT YES, THERE IS A POINT ALONG THE PATH THAT THE MONK OCCUPIES AT PRECISELY THE SAME TIME ON BOTH DAYS. IF YOU ASSUME THAT THE THERE ARE TWO MONKS, ONE DOES THE ROUTE FROM THE TOP, AND THE OTHER FROM THE BOTTOM. AT SOME POINT, THEY MUST MEET. THERE'S YOUR POINT YES. HE TOOK AS MUCH TIME FOR THE SECOND HALF OF HIS TRIP AS THE WHOLE TRIP WOULD HAVE TAKEN ON FOOT. SO NO MATTER HOW FAST THE TRAIN WAS, HE LOST EXACTLY AS MUCH TIME AS HE SPENT ON THE TRAIN. HE WOULD HAVE SAVED 1⁄30 OF THE TIME BY WALKING ALL THE WAY