Question: 7. What will be the output of the following code ?<div class="hk1_style-wrap4"><div class="hk1_style-wrap3"><div class="hk1_style-wrap2"><div class="hk1_style-wrap"><div class="hk1_style"><div class="c"><pre class="de1"><span class="co2">#include &lt;bits/stdc++.h&gt; </span> using namespace std<span class="sy0">;</span> &nbsp; <span class="kw4">void</span> func<span class="br0">(</span><span class="kw4">int</span> arr<span class="br0">[</span><span class="br0">]</span><span class="sy0">,</span> <span class="kw4">int</span> left<span class="sy0">,</span> <span class="kw4">int</span> right<span class="br0">)</span> <span class="br0">{</span> <span class="kw1">if</span> <span class="br0">(</span>left <span class="sy0">&gt;=</span> right<span class="br0">)</span> <span class="kw1">return</span><span class="sy0">;</span> &nbsp; <span class="kw4">int</span> temp <span class="sy0">=</span> arr<span class="br0">[</span>left<span class="br0">]</span><span class="sy0">;</span> arr<span class="br0">[</span>left<span class="br0">]</span> <span class="sy0">=</span> arr<span class="br0">[</span>right<span class="br0">]</span><span class="sy0">;</span> arr<span class="br0">[</span>right<span class="br0">]</span> <span class="sy0">=</span> temp<span class="sy0">;</span> &nbsp; func<span class="br0">(</span>arr<span class="sy0">,</span> left <span class="sy0">+</span> <span class="nu0">1</span><span class="sy0">,</span> right <span class="sy0">-</span> <span class="nu0">1</span><span class="br0">)</span><span class="sy0">;</span> <span class="br0">}</span> &nbsp; <span class="kw4">void</span> printArray<span class="br0">(</span><span class="kw4">int</span> arr<span class="br0">[</span><span class="br0">]</span><span class="sy0">,</span> <span class="kw4">int</span> size<span class="br0">)</span> <span class="br0">{</span> <span class="kw1">for</span> <span class="br0">(</span><span class="kw4">int</span> i <span class="sy0">=</span> <span class="nu0">0</span><span class="sy0">;</span> i <span class="sy0">&lt;</span> size<span class="sy0">;</span> i<span class="sy0">++</span><span class="br0">)</span> cout <span class="sy0">&lt;&lt;</span> arr<span class="br0">[</span>i<span class="br0">]</span> <span class="sy0">&lt;&lt;</span> <span class="st0">" "</span><span class="sy0">;</span> <span class="br0">}</span> &nbsp; <span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span> <span class="br0">{</span> <span class="kw4">int</span> arr<span class="br0">[</span><span class="br0">]</span> <span class="sy0">=</span> <span class="br0">{</span><span class="nu0">1</span><span class="sy0">,</span><span class="nu0">2</span><span class="sy0">,</span><span class="nu0">3</span><span class="sy0">,</span><span class="nu0">4</span><span class="br0">}</span><span class="sy0">;</span> <span class="kw4">int</span> n <span class="sy0">=</span> <span class="kw4">sizeof</span><span class="br0">(</span>arr<span class="br0">)</span> <span class="sy0">/</span> <span class="kw4">sizeof</span><span class="br0">(</span>arr<span class="br0">[</span><span class="nu0">0</span><span class="br0">]</span><span class="br0">)</span><span class="sy0">;</span> func<span class="br0">(</span>arr<span class="sy0">,</span> <span class="nu0">0</span><span class="sy0">,</span> n<span class="sy0">-</span><span class="nu0">1</span><span class="br0">)</span><span class="sy0">;</span> printArray<span class="br0">(</span>arr<span class="sy0">,</span> n<span class="br0">)</span><span class="sy0">;</span> <span class="kw1">return</span> <span class="nu0">0</span><span class="sy0">;</span> <span class="br0">}</span></pre></div></div></div></div></div></div>
Options:
1 2 3 4
4 3 2 1
1 4 2 3
4 1 2 3
Answer: B