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📄 链表.txt

📁 创建一个链表
💻 TXT
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题目:逆向输出链表。   
1.程序源代码:
/*reverse output a list*/
#include "stdlib.h"
#include "stdio.h"
struct list
{ int data;
 struct list *next;
};
typedef struct list node;
typedef node *link;
void main()
{ link ptr,head,tail; 
 int num,i;
 tail=(link)malloc(sizeof(node));
 tail->next=NULL;
 ptr=tail;
 printf("\nplease input 5 data==>\n");
 for(i=0;i<=4;i++)
 {
  scanf("%d",&num);
  ptr->data=num;
  head=(link)malloc(sizeof(node));
  head->next=ptr;
  ptr=head;
 }
ptr=ptr->next;
while(ptr!=NULL)
{ printf("The value is ==>%d\n",ptr->data);
 ptr=ptr->next;
}}








题目:创建一个链表。
1.程序源代码:
/*creat a list*/
#include "stdlib.h"
#include "stdio.h"
struct list
{ int data;
struct list *next;
};
typedef struct list node;
typedef node *link;
void main()
{ link ptr,head;
int num,i;
ptr=(link)malloc(sizeof(node));
ptr=head;
printf("please input 5 numbers==>\n");
for(i=0;i<=4;i++)
{
 scanf("%d",&num);
 ptr->data=num;
 ptr->next=(link)malloc(sizeof(node));
 if(i==4) ptr->next=NULL;
 else ptr=ptr->next;
}
ptr=head;
while(ptr!=NULL)
{ printf("The value is ==>%d\n",ptr->data);
 ptr=ptr->next;
}
}




题目:连接两个链表。
1.程序分析:
2.程序源代码:
#include "stdlib.h"
#include "stdio.h"
struct list
{ int data;
struct list *next;
};
typedef struct list node;
typedef node *link;
link delete_node(link pointer,link tmp)
{if (tmp==NULL) /*delete first node*/
 return pointer->next;
else
{ if(tmp->next->next==NULL)/*delete last node*/
  tmp->next=NULL;
 else /*delete the other node*/
  tmp->next=tmp->next->next;
 return pointer;
}
}
void selection_sort(link pointer,int num)
{ link tmp,btmp;
 int i,min;
 for(i=0;i<num;i++)
 {
 tmp=pointer;
 min=tmp->data;
 btmp=NULL;
 while(tmp->next)
 { if(min>tmp->next->data)
 {min=tmp->next->data;
  btmp=tmp;
 }
 tmp=tmp->next;
 }
printf("\40: %d\n",min);
pointer=delete_node(pointer,btmp);
}
}
link create_list(int array[],int num)
{ link tmp1,tmp2,pointer;
int i;
pointer=(link)malloc(sizeof(node));
pointer->data=array[0];
tmp1=pointer;
for(i=1;i<num;i++)
{ tmp2=(link)malloc(sizeof(node));
 tmp2->next=NULL;
 tmp2->data=array[i];
 tmp1->next=tmp2;
 tmp1=tmp1->next;
}
return pointer;
}
link concatenate(link pointer1,link pointer2)
{ link tmp;
tmp=pointer1;
while(tmp->next)
 tmp=tmp->next;
tmp->next=pointer2;
return pointer1;
}
void main(void)
{ int arr1[]={3,12,8,9,11};
 link ptr;
 ptr=create_list(arr1,5);
 selection_sort(ptr,5);
}


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