Index
Help
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
s = PickSource()
t = PickSink()
InitPotential(s,t)
for
v
in
G.Neighborhood(s):
flow[(s,v)] = cap((s,v))
feasible = False
while
not
feasible:
pushed = False
v = FindExcessVertex()
if
not
v:
feasible = True
else
:
for
u
in
Neighborhood(v):
if
pot[v] > pot[u]:
delta = Min(res((v,u)),excess(v))
if
ForwardEdge(v,u):
flow[(v,u)] = flow[(v,u)] + delta
else
:
flow[(u,v)] = flow[(u,v)] - delta
pushed = True
break
if
not
pushed:
pot[v] = minResNeighborPot(v) + 1
ShowCut(s)