# data file for the model maxflow.mod
# define sets V and A
set V:= 1 2 3 4;
set A:= (1,2) (1,3) (2,3) (2,4) (3,4);
# specify which nodes are source and sink.
param s:= 1;
param t:= 4;
# set values for the upper capacities on the arcs,
# e.g. line one of the table below means that the arc from node 1 to node 2 has an upper capacity of 4.
# different spacing between the columns is for convenience only.
param u:=
1 2 4
1 3 2
2 3 4
2 4 3
3 4 5;