><span style="font-size: medium"><span style="line-height: 150%">(1&lt;=x&lt;=R,1&lt;=Y&lt;=c)</span><span style="line-height: 150%">。</span></span></div></div></div></div></div></div><div class="row"><div class="column"><h4 class="ui top attached block header">输出格式</h4><div class="ui bottom attached segment font-content"><div style="position: relative; overflow: hidden;"><div class=content><div style="line-height: 150%"><span style="font-size: medium">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="l