新人求助！！谢谢大神们了！

#include
struct bir
{
int year;
int month;
int day;

};
struct people
{
char name[12];
struct bir date;
char sex;
char gu[17];
char tele[17];

}s[20];
main()
{

int i,n,a,xin[20];
scanf("%d",&n);
for(i=0;i<n;i++)
scanf("%s %d/%d/%d %c %s %s",s[i].name,&s[i].date.year,&s[i].date.month,&s[i].date.day,&s[i].sex,s[i].gu,s[i].tele);
scanf("%d",&a);
for(i=0;i<a;i++);
scanf("%d",&xin[i]);
for(i=0;i<a;i++)
{
    if(xin[i]>=0&&xin[i]<n)
    printf("%s %s %s %c %d/%d/%d\n",s[xin[i]].name,s[xin[i]].gu,s[xin[i]].tele,s[xin[i]].sex,s[xin[i]].date.year,s[xin[i]].date.month,s[xin[i]].date.day);
    else 
    printf("Not Found\n");
}

}

struct bir
{
    int year;
    int month;
    int day;
};
struct people
{
    char name[12];
    struct bir date;
    char sex;
    char gu[17];
    char tele[17];

}s[20];

int main()
{
    int i,n,a,xin[20];
    scanf("%d",&n);
    for(i=0;i<n;i++)
    {
        scanf("%s %d/%d/%d %c %s %s",s[i].name,&s[i].date.year,&s[i].date.month,&s[i].date.day,&s[i].sex,s[i].gu,s[i].tele);
    }
    scanf("%d",&a);
    for(i=0;i<a;i++);
    {
        scanf("%d",&xin[i]);
    }
    for(i=0;i<a;i++)
    {
        if(xin[i]>=0&&xin[i]<n)
        {
            printf("%s %s %s %c %d/%d/%d\n",s[xin[i]].name,s[xin[i]].gu,s[xin[i]].tele,s[xin[i]].sex,s[xin[i]].date.year,s[xin[i]].date.month,s[xin[i]].date.day);
        }
        else 
        {
            printf("Not Found\n");
        }
    }
    return 0;
} 

main()没有写返回值，这种写法只有turbo c 2.0可以认