. 1 #include <stdio.h>
2
. 3 typedef int I; // to multiple re-int a name, i is equivalent to int
. 4
. 5 typedef struct Student {
. 6 int SID;
. 7 char Sex;
. 8 } ST; // struct student again to take on more of a name ST, the following struct student places to be useful can be used instead of the ST
. 9
10 int main () {
. 11 int a = 10 ; // equivalent to 10 = IA;
12 is struct Student ST ; // equivalent to ST ST;
13 is struct Student * PS; //PS * equivalent to ST;
14 return 0 ;
15 }
. 1 #include <stdio.h>
2
. 3 typedef struct Student {
. 4 int SID;
. 5 char Sex;
. 6 } * the PST, the STU; // separated by commas, PST equivalent to struct student *, STU Student Representative struct
. 7
. 8 int main () {
. 9 the STU ST; // struct Student ST
10 the PST PS = & ST; // struct PS * = Student & ST;
. 11 return 0 ;
12 is }