国外版

算法题（国外版）/tenth-line.html

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+<p>Given a text file&nbsp;<code>file.txt</code>, print&nbsp;just the 10th line of the&nbsp;file.</p>
+
+<p><strong>Example:</strong></p>
+
+<p>Assume that <code>file.txt</code> has the following content:</p>
+
+<pre>
+Line 1
+Line 2
+Line 3
+Line 4
+Line 5
+Line 6
+Line 7
+Line 8
+Line 9
+Line 10
+</pre>
+
+<p>Your script should output the tenth line, which is:</p>
+
+<pre>
+Line 10
+</pre>
+
+<div class="spoilers"><b>Note:</b><br />
+1. If the file contains less than 10 lines, what should you output?<br />
+2. There&#39;s at least three different solutions. Try to explore all possibilities.</div>