title: how to print memory bits in c
body: <p>I'm learning how numbers are represented in memory. I want to know how to print the actual representation (binary or hexadecimal) in memory of some int and float variables.</p>
  
  <p>I'd like to see what happens with that numbers when adding or subtracting it causes overflow, for example.</p>
  
  <p>How can I access memory and print it?</p>