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{"managingGroups":{},"author":"DaNuoMi","updateTime":1572069271000,"title":"H-A + B用于投入产出实践(VI)","dislikeCnt":0,"content":"题目输入需要多行,还是只需要一行?\n如果是多行的话,行数自己确定吗?","threadId":57704,"likeCnt":0,"createTime":1572069271000,"isWorkbook":false,"viewCnt":1256,"openness":2,"fav":false,"id":2075,"trustable":false}