<br/><img src="https://media.cheggcdn.com/media%2F51b%2F51be495e-05d1-4a9b-948c-db8dc1e64613%2Fimage.png" alt="2. Generate an appropriate regular expression for each situation, without using the +or ? operators. All binary strings that have an odd number of 1s Example: 1,111,10101,0001 a.