The art group bought 36 cards and 41 pencils and distributed them to the students in the art group on average. As a result, there was one more card and one less pencil. How many students are there in the art group?
美术组买来36张卡纸和41支铅笔，平均分给美术组的学生，结果卡纸多1张，铅笔少1支．美术组有多少学生？
<result>7</result>