Counting nodes with condition

Task

Source document

<jobs>
  <job priority="critical" name="Müll rausbringen" />
  <job priority="low" name="Möbel säubern" />
  <job priority="low" name="Teppich reinigen" />

  <job priority="medium" name="Fenster putzen" />
  <job priority="high" name="Pflanzen gießen" />
</jobs>

Challenge

Output the number of jobs with the priority “low”.

Desired selection (text output)

2

Exercise

Your input

Eine Lösung wäre: Lösung