016-01-01
#&gt; 3       2 2016-01-03 Week 12     A    2016-01 2016-01-01      2016-01-01
#&gt; 4       2 2016-01-03 Week 12     A 2016-01-01 2016-01-01      2016-01-01</div><div class='input'>
<span class='va'>DS</span><span class='op'>$</span><span class='va'>DSSTDTC</span> <span class='op'>&lt;-</span> <span class='cn'>NULL</span>
<span class='fu'>check_qs_qsdtc_after_dd</span><span class='op'>(</span><span class='va'>AE</span>, <span class='va'>DS</span>, <span class='va'>QS</span><span class='op'>)</spa