Index
Help
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
s = PickSource()
t = PickSink()
dist[s] = 0
PQ.Insert(s,dist[s])
v = PQ.DeleteMin()
for
w
in
G.vertices:
distance[w] = EuclideanDist(t,w)
while
v != t:
for
w
in
Neighborhood(v):
if
dist[w] == gInfinity:
pred[w] = v
dist[w] = dist[v] + length[(v,w)]
PQ.Insert(w,dist[w] + distance[w])
elif
dist[w] > dist[v] + length[(v,w)]:
pred[w] = v
dist[w] = dist[v] + length[(v,w)]
PQ.DecreaseKey(w,dist[w] + distance[w])
v = PQ.DeleteMin()
ShowPath(s,t)