不能进行战斗。</span></div>
<div>&nbsp;</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 style="text-indent: 20.4pt"><span style="font-size: 14pt">第一行为两个正整数</span><span style="font-size: 14pt">n</span><span style="font-size: 14pt">、</span><span style="font-size: 14pt">m</span><spa