title: How to get a value for a particular number in bash
body: <p>I have the following file</p>
  
  <pre><code>Build-value 
  123-67
  145-69
  </code></pre>
  
  <p>I want a bash script to get the value for a specific build number. For example, I want it to get the value for build number 145 (value is 69)</p>
  
  <p>How can I do this in bash? The bash script needs to be able to get the value for any specified build number.</p>