Delete '8plus.c'

8plus.c

@@ -1,199 +0,0 @@
-#include<stdio.h>
-#include<string.h>
-#include<stdlib.h> 
-#define N 100
-
-struct stu_info
-{
-	char num[20];
-	char cls[20];
-	char name[20];
-	float math,physics,english,total;	struct stu_info* prev;
-	struct stu_info* next;
-};
-
-struct stu_info stu[N];
-int top=0;
-struct stu_info *head=NULL;
-struct stu_info *tail=NULL;
-
-void print_menu()
-{
-	printf("1.input\n");
-	printf("2.delete\n");
-	printf("3.select\n");
-	printf("4.order\n");
-	printf("5.output\n");
-	printf("6.quit\n");
-	printf("please input your option\n");
-}
-
-void print()
-{
-	struct stu_info* p=head;
-	while (p!=NULL)
-	{
-		printf("%s,%s,%s,%.1f,%.1f,%.1f,%.1f\n",p->num,p->cls,p->name,p->math,p->physics,p->english,p->total);
-		p=p->next;
-	}
-}
-	
-
-void input()
-{
-	char op[20];
-	struct stu_info* p=NULL;
-	while(1)
-	{
-		p=(struct stu_info *)malloc(sizeof(struct stu_info));
-		if (head==NULL)
-		{
-			head=p;
-		}
-		//p->num = (char *)malloc(sizeof(char) * 20);
-		//p->cls = (char *)malloc(sizeof(char) * 20);
-		//p->name = (char *)malloc(sizeof(char) * 20);
-		printf("Id ");
-		scanf("%s",p->num);
-		printf("class ");
-		scanf("%s",p->cls);
-		printf("name ");
-		scanf("%s",p->name);
-		printf("score1 ");
-		scanf("%f",&p->math);
-		printf("score2 ");
-		scanf("%f",&p->physics);
-		printf("score3 ");
-		scanf("%f",&p->english);
-		p->total=p->math+p->physics+p->english;
-		p->prev=tail;
-		p->next=NULL;
-		if(p!=head) tail->next=p;
-		tail=p;
-		printf("continue?\n");
-		do{
-			scanf("%s",op);
-		}while(strcmp(op,"yes")!=0&&strcmp(op,"no")!=0);
-		if(strcmp(op,"no")==0) return;
-	}
-}
-
-void del()
-{
-	struct stu_info* p=head;
-	char key[20],op[20];
-	while(1)
-	{
-		p=head;
-		scanf("%s",key);
-		while(p!=NULL)
-		{
-			if(strcmp(p->num,key)==0||strcmp(p->name,key)==0)
-			{
-				if(p==head) head=p->next;
-				else (p->prev)->next=p->next; 
-				(p->next)->prev=p->prev;
-			}
-			p=p->next;
-		}
-		print();
-		printf("continue?\n");
-		do{
-			scanf("%s",op);
-		}while(strcmp(op,"yes")!=0&&strcmp(op,"no")!=0);
-		if(strcmp(op,"no")==0) return;
-	}
-}
-
-void slc()
-{
-	int flag;
-	struct stu_info* p=head;
-	char key[20],op[20];
-	while(1)
-	{
-		flag=0;p=head;
-		scanf("%s",key);
-		while(p!=NULL)
-		{
-			if(strcmp(p->num,key)==0||strcmp(p->cls,key)==0)
-			{
-				flag=1;
-				printf("%s,%s,%s,%.1f,%.1f,%.1f,%.1f\n",p->num,p->cls,p->name,p->math,p->physics,p->english,p->total);
-			}
-			p=p->next;
-		}
-		if(!flag)
-		{
-			printf("there is no eligible student\n");
-			return;
-		}
-		printf("continue?\n");
-		do{
-			scanf("%s",op);
-		}while(strcmp(op,"yes")!=0&&strcmp(op,"no")!=0);
-		if(strcmp(op,"no")==0) return;
-	}
-}
-
-void order()
-{
-	struct stu_info* p=tail;
-	struct stu_info* q=head;
-	struct stu_info* tmp=NULL;
-	while(p!=NULL)
-	{
-		q=head;
-		while(q!=p)
-		{
-			if(strcmp((q)->cls,(q->next)->cls)==1||strcmp((q)->cls,(q->next)->cls)==0&&((q)->total<(q->next)->total))
-			{
-				if(p==q->next) p=q;
-				if(head==q) head=q->next;
-				else (q->prev)->next=q->next;
-				if(tail==q->next) tail=q;
-				else ((q->next)->next)->prev=q;
-				tmp=q->next;
-				q->next=tmp->next;
-				tmp->prev=q->prev;
-				tmp->next=q;
-				q->prev=tmp;
-			} 
-			else q=q->next;
-		}
-		p=p->prev;
-	}
-	print();
-	return;
-}
-
-int main()
-{
-	int op;
-	while(1)
-	{
-		print_menu();
-		scanf("%d",&op);
-		switch(op)
-		{
-			case(1):
-				input();
-				break;
-			case(2):
-				del();
-				break;
-			case(3):
-				slc();
-				break;
-			case(4):
-				order();
-				break;
-			case(5):
-				print();
-				break;
-			case(6):
-				return 0;
-		}
-	}
-}
-