Level 28

by Jonas Acres

Here is a list of roads between cities.
You need to find the FASTEST way to get from city A to city Z.
Each road is one-way. For instance, A -> B means there's a road from city A to city B, and B -> A means there's a road from city B to city A.


Solution (like this: ACDTVZ)

O -> E
G -> O
H -> J
Q -> I
M -> R
T -> H
B -> I
D -> K
L -> V
K -> T
W -> X
E -> H
G -> N
A -> X
E -> R
S -> K
U -> T
V -> S
C -> D
Y -> S
K -> J
P -> M
H -> Z
S -> V
P -> H
M -> C
D -> M
D -> B
M -> L
R -> K
V -> N
W -> L
L -> O
E -> P
E -> W
B -> F
K -> N
F -> R
I -> W
X -> U
S -> Y
F -> Q
J -> P
R -> B
Z -> M
O -> F
N -> S
K -> Q
Z -> A
K -> L
A -> J
Y -> G