turns [(1, &quot;a&quot;), (2, &quot;b&quot;), (3, &quot;c&quot;)]
first.Zip(second); 
</code></pre>
<h2 id="skip-take">Skip &amp; Take</h2>
<pre><code class="language-csharp">var take3 = orders.Take(3);
var ne√t3 = orders.Skip(3).Take(3);
</code></pre>
<h2 id="element-operations">Element operations</h2>
<pre><code class="language-csharp">//throws e√ception if element not found
var firstCustomer = customers.First(customer =&gt; customer.Id == 63);
var lastCustomer = customers.Last(customer =&gt; custome