p;&nbsp;&nbsp;&nbsp;请计算一共有多少种排队的方法．所有牡牛可以看成是相同的，所有牝牛也一样．</span>答案对5000011取模</div></div></div></div></div><div class="row"><div class="column"><h4 class="ui top attached block header">输入格式</h4><div class="ui bottom attached segment font-content"><div style="position: relative; overflow: hidden;"><div class=content><div><span style="font-size: medium">&nbsp;&nbsp;&nbsp;&nbsp;一行，输入两个整数N和K.</span></div>