#include #define LEN sizeof(struct student) #define n 10 struct student *p[n+1]; struct student { char num[30]; char name[20]; char sex[10]; int age; char native[20]; char tele[30]; char email[30]; struct student*next; }; void main() { void chose(int a); int b; printf(＂\n＂ ); printf(＂No:20090504121 Name:mamin Class:09wangluo(1)\n\n＂); printf(＂Please select function Number: \n\n＂) ; printf(＂1. Create a student information table\n\n＂); printf(＂2. Display the Student Information\n\n＂) ; printf(＂3. Exit\n\n＂) ; chose(b); getch(); } void chose(int a) { printf(＂\nchose: ＂) ; scanf(＂%d＂,&a); if(a==1){void input();printf(＂\nprint student information:\n＂);input();printf(＂\n\ninput has finished.\n＂);chose(a);} if(a==2){void output();output();chose(a);} if(a==3){void exit();exit();} } void input() { int i; p[0]=(struct student*)malloc(LEN); for(i=0;inum) ; printf(＂\nname:＂);scanf(＂%s＂,p[i]->name) ; printf(＂\nsex:＂);scanf(＂%s＂,p[i]->sex) ; printf(＂\nage:＂);scanf(＂%d＂,&p[i]->age) ; printf(＂\nnative:＂);scanf(＂%s＂,p[i]->native) ; printf(＂\ntele:＂);scanf(＂%s＂,p[i]->tele) ; printf(＂\nemail:＂);scanf(＂%s＂,p[i]->email) ; p[i+1]=(struct student*)malloc(LEN); p[i]->next=p[i+1]; } p[0]->next=p[1]; p[i]->next=NULL; } void output() { int i; if(p[0]==0){printf(＂\nno information!\n＂);} else for(i=0;inum); printf(＂\nname: %s＂,p[i]->name); printf(＂\nsex: %s＂,p[i]->sex); printf(＂\nage: %d＂,p[i]->age); printf(＂\nnative: %s＂,p[i]->native); printf(＂\ntele: %s＂,p[i]->tele); printf(＂\nemail: %s\n＂,p[i]->email); }; } void exit() { printf(＂thanks to use this program!＂) ; }