tion-title"><span class="caption-number">Exercise 31 </span></p>
<div class="section" id="exercise-content">
<p>Write a program that clears out R1, leaving it empty.</p>
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<div class="exercise admonition" id="introOneSharp/move_copy_write-exercise-2">

<p class="admonition-title"><span class="caption-number">Exercise 32 </span></p>
<div class="section" id="exercise-content">
<p>Write a program that clears R3 and then swaps the contents of R1 and R2 (using the now-empty R3).</p>
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</div>
<di