Quote:
Originally Posted by footfootfoot
Who will answer 34?
|
Ok, I will.
****
West bank of river is starting point,
East bank of river is destination point.
WEST ----------- EAST
-----------------------
F G C ------------ xxx
------> G goes east making:
F x C ------------ x G x
<----- empty boat goes west making:
F -- C ------------ x G x
------> F goes east making:
x x C -------------- F G x
<------- G goes west making:
x G C -------------- F x x
--------> C goes east making:
x G x --------------- F x C
<-------- empty boat goes west making:
x G x ------------- F x C
---------> G goes east making:
x x x --------------- F G C
Done.