单选题有如下程序:#include struct person{ char name[10]; int age;};main(){ struct person room[2] = {{Wang,19},{Li,20}}; printf(%s:%d,(room+1)-name, room-age);}程序运行后的输出结果是(  )。ALi:19BWang:19CLi:20DWang:17

单选题
有如下程序:#include struct person{ char name[10]; int age;};main(){ struct person room[2] = {{Wang,19},{Li,20}}; printf(%s:%d,(room+1)->name, room->age);}程序运行后的输出结果是(  )。
A

Li:19

B

Wang:19

C

Li:20

D

Wang:17


参考解析

解析:
room表示数组首地址,首地址+1,指向room数组中第二个元素,并将该元素的name信息进行输出,同理,对第一个元素中的age信息输出。答案选择A选项。

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