?> <h5 class="mt10 f14">输出样例</h5> <textarea class="textarea" readonly="true" style="font-family:Courier New,Courier,monospace; font-size: 12px; padding: 10px; width: 950px; height: 250px;resize:none;"><?php echo $this->problemInfo['sample_output']; ?> </textarea> <?php } ?> <?php if (!empty($this->problemInfo['source'])) { ?> <h5 class="mt10 f14">分类</h5> <div class="mt5 p10 bg-gray"><?php echo OjCommonHelper::getSourceUrls($this->problemInfo); ?> </div> <?php } ?> <?php if (!empty($this->problemInfo['hint'])) { ?> <h5 class="mt10 f14">提示</h5> <article><div class="mt5 p10 bg-gray"><?php echo $this->problemInfo['hint']; ?> </div></article> <?php