lse" data-testid="output_1" style="width: 458px; max-height: 261px;" data-width="428" data-height="18" data-hashorizontaloverflow="true"><div class="textElement">Elapsed time for computing row/column indices of K on serial CPU: 0.021911</div></div></div></div></div><h2  class = 'S5' id = 'H_096B460C' ><span>Index computation on CPU (vectorized)</span></h2><div class="CodeBlock"><div class="inlineWrapper"><div  class = 'S6'><span style="white-space: pre;"><span>tic;</span></span></div></div><div class="inlin