title: Numpy array to make a 'Z' of 1s and 0s?
body: <p>Any idea how to solve this question? Am new to python programming :( Thanks!</p>
  <p>QUESTION
  Given a single positive integer 'n' greater than 2, create a NumPy array of size (n x n) will all zeros and ones such that the ones make a shape like 'Z'.</p>
  <p>Examples:</p>
  <p>Input 1: <code>3</code>, Output 1:</p>
  <pre><code>[[1 1 1]
   [0 1 0]
   [1 1 1]]
  </code></pre>
  <p>Input 2: 5 -- Output 2:</p>
  <pre><code>[[1 1 1 1 1] 
   [0 0 0 1 0] 
   [0 0 1 0 0] 
   [0 1 0 0 0] 
   [1 1 1 1 1]]
  </code></pre>