title: FuncA was not declared in this scope C programming Error
body: <p>I'm only new in C Programming and I'm trying to learn the language. but when I compile the code I made it show an error <code>"FuncA was not declared in this scope"</code>. but I already try to declared the function below.</p>
  
  <pre><code> #include&lt;stdio.h&gt;
  
   int main(){     
     int A = 1;   
     FuncA(A);   
     printf("%d\n");     
   }
  
   int FuncA(int B){  
      B++;        
      return B++;
   }
  </code></pre>
  
  <p>sorry for this question.</p>