ดูทีคับ

ผมทำโปรแกรมหอพักอ่าแบบทำการSearchโดยดึงมาจากไฟล์อะคับแต่กลัวส่งอาจารย์ไม่ผ่านอะคับคือทำโปรเจ็คอะผมควรเสริมควรแก้ไขตรงไหนช่วยบอกทีคับคิดไม่ออก

#include<stdio.h>
#include<conio.h>
#include<stdlib.h>
#include<string.h>

struct THONGSUKSAI{
char id[6];
char idcard[14];
char name[20];
char surname[20];
char telphone[20];
char age[5];
char syn[5];
char watercharge[5];
}t;


void insert_data();
void search_data();
void main (){
int key;
char t[]={0};
do{
clrscr();
printf(\" ** \\n\");
printf(\" ****** \\n\");
printf(\" ************** \\n\");
printf(\" * Hello * \\n\");
printf(\" ************** \\n\");
printf(\"***************************************\\n\");
printf(\"* Welcome to thongsuksai hotel *\\n\");
printf(\"* Please select key *\\n\");
printf(\"* 1. Search Data *\\n\");
printf(\"* 2. Exit *\\n\");
printf(\"***************************************\\n\");
printf(\"Please select key (1-2 only) :\");
gets(t);
key=atoi(t);
if (key==1) search_data();
}while(key!=2);
}




void search_data(){
FILE*fp;
int x;
char a;
char n[20];
if((fp=fopen(\"THONGSUK.TXT\",\"r\"))==NULL)
{
printf(\"Cann\'t open file for delete data\\n\");
getch();
exit(1);
}
do{

printf(\"\\n\\nEnter for search :\");
scanf(\"%s\",n);
while(1){
fscanf(fp,\"%s\\t%s\\t%s\\t%s\\t%s\\t%s\\n%s\\n%s\\n\",t.id,t.idcard,t.name,t.surname,t.telphone,t.age,t.syn,t.watercharge);

if(strcmp(n,t.id)==0){
printf(\" Data !!!!\\n\");
printf(\"id :%s\\n\",t.id);
printf(\"idcard :%s\\n\",t.idcard);
printf(\"name :%s\\n\",t.name);
printf(\"surname :%s\\n\",t.surname);
printf(\"telphone :%s\\n\",t.telphone);
printf(\"age :%s\\n\",t.age);
printf(\"syn :%s\\n\",t.syn);
printf(\"watercharge :%s\\n\",t.watercharge);
break;

}if(feof(fp))
break;
}
if(strcmp(n,t.id)!=0)
printf(\"No THONGSUK id : %s \\n\\n\",n);
printf(\"Continue(Key C) or Exit(Key E) : \");
a=getche();
rewind(fp);
printf(\"\\n\");
}while(a!=\'E\');
fclose(fp);
}