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0 / 60 seg.
Below are six discs stacked on a peg. The object is to reassemble the discs, one by one, in the same order on another peg, using the smallest number of moves. No larger disc can be placed on a smaller disc. How many moves will it take?
I
T
W
_
L
L
T
_
K
_
6
3
M
_
V
_
S
.
F
_
R
_
N
Y
N
_
M
B
_
R
_
F
D
_
S
C
S
N
,
T
H
_
N
_
M
B
_
R
_
F
M
_
V
_
S
C
_
N
B
_
F
_
_
N
D
B
Y
2
N
-
1
Clue
8 + 2 = 10 12 - 2 = 10 5 X 2 = 10 20 ÷ 2 = 10 45
REMOVE THE LETTER S AND YOU HAVE IX WHICH IS 9 IN ROMAN NUMERALS
INFINITY! TECHNICALLY YOU WILL NEVER REACH THE DOOR, AS YOU CAN ONLY MOVE HALF THE DISTANCE, NO MATTER HOW SMALL
IT WILL TAKE 63 MOVES. FOR ANY NUMBER OF DISCS N, THE NUMBER OF MOVES CAN BE FOUND BY 2N - 1
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