title: How do I show this in flowchart?
body: <p>I have two 4-digit arrays, both arrays consist of different numbers in themselves, like Array1:1234, Array2: 4567.
  Firstly, I should check if any digit of these two arrays are the same
  Secondly, if there is a same digit, I should check if there are any other same digits apart from last one.</p>
  <p>How do I show this in flowchart?</p>