What will be the result stored in x after evaluating the following expression?
<span class="pln">
</span><span class="kwd">int</span><span class="pln"> x </span><span class="pun">=</span><span class="pln"> </span><span class="lit">4</span><span class="pun">;</span><span class="pln">
x </span><span class="pun">+=</span><span class="pln"> </span><span class="pun">(</span><span class="pln">x</span><span class="pun">++)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="pun">(++</span><span class="pln">x</span><span class="pun">)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> x</span><span class="pun">;</span>

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Answer:

<span class="pln">
    x </span><span class="pun">+=</span><span class="pln"> </span><span class="pun">(</span><span class="pln">x</span><span class="pun">++)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="pun">(++</span><span class="pln">x</span><span class="pun">)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> x
</span><span class="pun">⇒</span><span class="pln"> x </span><span class="pun">=</span><span class="pln"> x </span><span class="pun">+</span><span class="pln"> </span><span class="pun">((</span><span class="pln">x</span><span class="pun">++)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="pun">(++</span><span class="pln">x</span><span class="pun">)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> x</span><span class="pun">)</span><span class="pln">
</span><span class="pun">⇒</span><span class="pln"> x </span><span class="pun">=</span><span class="pln"> </span><span class="lit">4</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="pun">(</span><span class="lit">4</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="lit">6</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="lit">6</span><span class="pun">)</span><span class="pln">
</span><span class="pun">⇒</span><span class="pln"> x </span><span class="pun">=</span><span class="pln"> </span><span class="lit">4</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="lit">16</span><span class="pln">
</span><span class="pun">⇒</span><span class="pln"> x </span><span class="pun">=</span><span class="pln"> </span><span class="lit">20</span>
<span class="pln">
</span><span class="kwd">class</span><span class="pln"> </span><span class="typ">Student</span><span class="pln"> </span><span class="pun">{</span><span class="pln">

    </span><span class="com">// Main method to create an object of the class and call the member methods</span><span class="pln">
    </span><span class="kwd">public</span><span class="pln"> </span><span class="kwd">static</span><span class="pln"> </span><span class="kwd">void</span><span class="pln"> main</span><span class="pun">(</span><span class="typ">String</span><span class="pun">[]</span><span class="pln"> args</span><span class="pun">)</span><span class="pln"> </span><span class="pun">{</span><span class="pln">
        </span><span class="kwd">int</span><span class="pln"> x </span><span class="pun">=</span><span class="pln"> </span><span class="lit">4</span><span class="pun">;</span><span class="pln">
        x </span><span class="pun">+=</span><span class="pln"> </span><span class="pun">(</span><span class="pln">x</span><span class="pun">++)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> </span><span class="pun">(++</span><span class="pln">x</span><span class="pun">)</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> x</span><span class="pun">;</span><span class="pln">
        </span><span class="typ">System</span><span class="pun">.</span><span class="kwd">out</span><span class="pun">.</span><span class="pln">println</span><span class="pun">(</span><span class="str">"The value of x is: "</span><span class="pln"> </span><span class="pun">+</span><span class="pln"> x</span><span class="pun">);</span><span class="pln"> </span><span class="com">// Corrected to print the value of x</span><span class="pln">
    </span><span class="pun">}</span><span class="pln">
</span><span class="pun">}</span><span class="pln">
</span>

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