h2. Exemplu
table(example). |_. drum7.in |_. drum7.out |

| This is some
  text written on
  multiple lines.
| This is another
  text written on
  multiple lines.

| 15
 1 7
 2 7
 3 6
 4 12
 5 9
 6 14
 7 9
 8 12
 10 9
 11 12
 12 9
 13 7
 14 4
 15 14
 4
 7 14 2 3
| 7

|

| 15
 1 10
 2 1
 3 15
 4 11
 5 7
 6 5
 7 3
 8 4
 9 1
 11 10
 12 15
 13 10
 14 7
 15 10
 5
 12 8 5 9 14
| 15
|

h3. Explicaţie

 
...

In primul exemplu, un drum optim este $7-9-12-4-14-6-3$ si are lungime 7.
In cel de-al doilea exemplu, un drum optim este $8-4-11-10-1-9-1-10-15-12-15-3-7-14-7-5$ si are lungime 15

== include(page="template/taskfooter" task_id="drum7") ==