float score; }
main() {
struct student stu;
scanf(\ stu.name);
scanf(\ &stu.sex); scanf(\ &stu.num); scanf(\ &stu.score); printf(\printf(\printf(\printf(\}
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struct student
{ long num; /*ѧºÅ*/ int score; /*³É¼¨*/
struct student *next; /*Ö¸Õë*/ };
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struct student *insert(struct student *head, struct student *stud) {
struct student *p0,*p1,*p2; p1=head; p0=stud;
if(head==NULL){head=p0;p0->next=NULL;} else
{while((p0->num>p1->num)&&(p1->next!=NULL)) { p2=p1;
p1=p1->next;}
if(p0->num<=p1->num) { if(head==p1)head=p0; else p2->next=p0; p0->next=p1; }
else {p1->next=p0;p0->next=NULL;} }
return(head); }
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struct student
{ long num; /*ѧºÅ*/ int score; /*³É¼¨*/
struct student *next; /*Ö¸Õë*/ };
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struct student *merge(struct student *head, struct student *head2) {
struct student *p1; p1=head;
while(p1->next!=NULL)p1=p1->next; p1->next=head2; return(head); }
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struct student
{ long num; /*ѧºÅ*/ int score; /*³É¼¨*/
struct student *next; /*Ö¸Õë*/ };
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struct student *reverse(struct student *head) {
struct student *p1,*p2,*p3; p2=head;p3=head->next; do
{ p1=p2;p2=p3;p3=p2->next;p2->next=p1; }
while(p3!=NULL); head->next=NULL; return(p2); }
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struct student
{ long num; /*ѧºÅ*/ int score; /*³É¼¨*/
struct student *next; /*Ö¸Õë*/ };
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struct student *sort(struct student *head) {
struct student *p1,*p2; p2=head;p1=head; p2=p2->next; p1->next=NULL; p1=p2;
while(p2->next!=NULL) {
p2=p2->next; p1->next=NULL;
head=insert(head,p1); p1=p2; }
head=insert(head,p1); return(head); }
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{ FILE *fp; char ch;
if((fp=fopen(\return 0;
while((ch=fgetc(fp))!=EOF )
{ if ('A'<=ch && ch<='Z') ch = ch + 32; putchar(ch) ; }
fclose(fp); }
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