[{"title":"( 3 个子文件 98.47MB ) 零基础入门数据挖掘-心跳信号分类预测-数据集","children":[{"title":"testA.csv <span style='color:#111;'> 51.73MB </span>","children":null,"spread":false},{"title":"train.csv <span style='color:#111;'> 259.19MB </span>","children":null,"spread":false},{"title":"sample_submit.csv <span style='color:#111;'> 312.54KB </span>","children":null,"spread":false}],"spread":true}]