1.给结构体赋值,打印结果。2.打印结构体每个成员变量的地址。3.打印该结构体的长度。4.按字节打印该结构体-1. To structure body assignment, print the results. 2. Each member variables print structures of the address. 3. Print this structure of the length of the body. 4. According to print the structural bodies bytes