C Program to Delete an element from the specified location from Array

Data Structure Array (Article) Array (Program)

1135

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Program:

<span class="com">#include</span><span class="str">&lt;stdio.h&gt;</span><span class="pln">
 
</span><span class="kwd">int</span><span class="pln"> main</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"> arr</span><span class="pun">[</span><span class="lit">30</span><span class="pun">],</span><span class="pln"> num</span><span class="pun">,</span><span class="pln"> i</span><span class="pun">,</span><span class="pln"> loc</span><span class="pun">;</span><span class="pln">
 
   printf</span><span class="pun">(</span><span class="str">"\nEnter no of elements :"</span><span class="pun">);</span><span class="pln">
   scanf</span><span class="pun">(</span><span class="str">"%d"</span><span class="pun">,</span><span class="pln"> </span><span class="pun">&amp;</span><span class="pln">num</span><span class="pun">);</span><span class="pln">
 
   </span><span class="com">//Read elements in an array</span><span class="pln">
   printf</span><span class="pun">(</span><span class="str">"\nEnter %d elements :"</span><span class="pun">,</span><span class="pln"> num</span><span class="pun">);</span><span class="pln">
   </span><span class="kwd">for</span><span class="pln"> </span><span class="pun">(</span><span class="pln">i </span><span class="pun">=</span><span class="pln"> </span><span class="lit">0</span><span class="pun">;</span><span class="pln"> i </span><span class="pun">&lt;</span><span class="pln"> num</span><span class="pun">;</span><span class="pln"> i</span><span class="pun">++)</span><span class="pln"> </span><span class="pun">{</span><span class="pln">
      scanf</span><span class="pun">(</span><span class="str">"%d"</span><span class="pun">,</span><span class="pln"> </span><span class="pun">&amp;</span><span class="pln">arr</span><span class="pun">[</span><span class="pln">i</span><span class="pun">]);</span><span class="pln">
   </span><span class="pun">}</span><span class="pln">
 
   </span><span class="com">//Read the location</span><span class="pln">
   printf</span><span class="pun">(</span><span class="str">"\n location of the element to be deleted :"</span><span class="pun">);</span><span class="pln">
   scanf</span><span class="pun">(</span><span class="str">"%d"</span><span class="pun">,</span><span class="pln"> </span><span class="pun">&amp;</span><span class="pln">loc</span><span class="pun">);</span><span class="pln">
 
   </span><span class="com">/* loop for the deletion  */</span><span class="pln">
   </span><span class="kwd">while</span><span class="pln"> </span><span class="pun">(</span><span class="pln">loc </span><span class="pun">&lt;</span><span class="pln"> num</span><span class="pun">)</span><span class="pln"> </span><span class="pun">{</span><span class="pln">
      arr</span><span class="pun">[</span><span class="pln">loc </span><span class="pun">-</span><span class="pln"> </span><span class="lit">1</span><span class="pun">]</span><span class="pln"> </span><span class="pun">=</span><span class="pln"> arr</span><span class="pun">[</span><span class="pln">loc</span><span class="pun">];</span><span class="pln">
      loc</span><span class="pun">++;</span><span class="pln">
   </span><span class="pun">}</span><span class="pln">
   num</span><span class="pun">--;</span><span class="pln">  </span><span class="com">// No of elements reduced by 1</span><span class="pln">
 
   </span><span class="com">//Print Array</span><span class="pln">
   </span><span class="kwd">for</span><span class="pln"> </span><span class="pun">(</span><span class="pln">i </span><span class="pun">=</span><span class="pln"> </span><span class="lit">0</span><span class="pun">;</span><span class="pln"> i </span><span class="pun">&lt;</span><span class="pln"> num</span><span class="pun">;</span><span class="pln"> i</span><span class="pun">++)</span><span class="pln">
      printf</span><span class="pun">(</span><span class="str">"\n %d"</span><span class="pun">,</span><span class="pln"> arr</span><span class="pun">[</span><span class="pln">i</span><span class="pun">]);</span><span class="pln">
 
   </span><span class="kwd">return</span><span class="pln"> </span><span class="pun">(</span><span class="lit">0</span><span class="pun">);</span><span class="pln">
</span><span class="pun">}</span>

Output:

Enter no of elements :5

Enter 5 elements :1
2
3
4
5

 location of the element to be deleted :3

 1
 2
 4
 5 

Explanation:

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