p;}(x,y) = \begin{cases} 1 &amp; \text{if $x \neq 0$}
\text{ and } y \neq 0\\ 0 &amp; \text{otherwise} \end{cases} \]</span></p>
<!-- int; operator||; (int x, int y); -->
<p></p>
<p><code>int</code> <strong><code>operator||</code></strong><code>(int x, int y)</code><br></p>
<!-- int; operator||; (real x, real y); -->
<p></p>
<p><code>int</code> <strong><code>operator||</code></strong><code>(real x, real y)</code><br>
Return 1 if x is unequal to 0 or y is unequal to 0. <span class="math display">\[
\text{ope