title: Variable expected
body: <pre><code>private void calculateForEachQuestion() {
      ...
      if (questions.size() &gt;= answers.size()) {
          answers.forEach(answer -&gt; {
              if (questions.contains(answer))
                  this.answer.setPoints((this.answer.getPoints())++);
                  // Variable expected  ^                    
      });
  }
  </code></pre>
  
  <p>The error I encountered is:</p>
  
  <blockquote>
    <p>unexpected type<br>
    required: variable<br>
    found: value</p>
  </blockquote>
  
  <p>What is wrong with the statement?</p>
  
  <pre><code>this.answer.setPoints((this.answer.getPoints())++);
  </code></pre>