A certain school held mathematics, composition, and quiz competitions. There were 208 people participating in the mathematics competition, 195 people participating in the composition competition, and 154 people participating in the quiz competition. 103 people participated in mathematics and composition competitions. There are 74 people participating in the competition, 68 people participating in the composition and quiz at the same time, and 47 people participating in all three competitions at the same time. How many people in this school participated in the competition?
某校举行数学、作文、智力竞赛，参加数学竞赛的有208人，参加作文竞赛的有195人，参加智力竞赛的有154人册时参加数学、作文竞赛的有103人，同时参加数学、智力竞赛的74人，同时参加作文、智力竞赛的有68人，三项同时都参加的有47人，这个学校参加竞赛的共有多少人．
<gadget id="calculator">154 - 103 - 74 - 68</gadget>
<output>-91</output>

<gadget id="calculator">208 + 195 + (-91) + 47</gadget>
<output>359</output>

<result>359</result>