利用哈希查找链地址法查找元素

#include #include typedef struct node { int data; struct node *next; }node; init_hash(node **A,int n) { int i; for(i=0;idata=0; A[i]->next=NULL; } } insert_hash(node **A,int value,int n) { int key; node *p,*q; key=value%n; if(A[key]->next!=NULL) { p=A[key]->next; while(p->next!=NULL) p=p->next; q=(node *)malloc(sizeof(node)); q->data=value; q->next=NULL; p->next=q; } else { q=(node *)malloc(sizeof(node)); q->data=value; q->next=NULL; A[key]->next=q; } } int search_hash(node **A,int value,int n) { int key; node *p; key=value%n; if(A[key]->next==NULL) return 0; else { p=A[key]->next; while(p!=NULL) { if(p->data==value) return 1; } return 0; } } delete_hash(node **A,int value,int n) { int key; node *p,*q; key=value%n; p=A[key]; q=A[key]->next; while(q->data!=value) { p=q; q=q->next; } p->next=q->next; free(q); } print_hash(node **A,int n) { int i; node *p; for(i=0;inext!=NULL) { p=A[i]->next; while(p!=NULL) { printf("%d ",p->data); p=p->next; } } } printf("\n"); } main() { int i,n,value,Case; node **A; printf("输入待排序元素个数：\n"); scanf("%d",&n); A=(node **)malloc(sizeof(node*)*n); //申请一个指针型数组A[n] init_hash(A,n);//初始化数组A printf("输入hash表的值(空格键分开)：\n"); for(i=0;i