04 把 list2 依次尾插入到 list1 中

 1 #include<stdio.h>
 2 #include<stdlib.h>
 3 #define Capacity1 10
 4 #define Capacity2 5
 5 struct List {
 6     int* ElemSet;
 7     int len;
 8     int capacity;
 9 }list1,list2;
10 
11 void initList() {
12     list1.len = 0, list2.len = 0;
13     list1.capacity = 10;
14     list2.capacity = 5;
15     list1.ElemSet = (int*)malloc(Capacity1 * sizeof(int));
16     list2.ElemSet = (int*)malloc(Capacity2 * sizeof(int));
17 
18     if (!list1.ElemSet || !list2.ElemSet) {
19         printf("初始化失败\n");
20         return;
21     }
22     else {
23         printf("成功创建list1和list2\n");
24         //给list1初始化5个数据
25         for (int i = 0;i < 5;i++) {
26             list1.ElemSet[i] = i + 1; //1,2,3,4,5
27             list1.len++;
28         }
29         //给list2初始化5个数据
30         for (int i = 0;i < 5;i++) {
31             list2.ElemSet[i] = i + 10; //11,12,13,14,15
32             list2.len++;
33         }
34     }
35 }
36 
37 //打印表中数据
38 void showList(struct List list) {
39     for (int i = 0;i < list.len;i++) {
40         printf("%d  ", list.ElemSet[i]);
41     }
42     printf("\n");
43 }
44 
45 //在表中插入元素
46 void insertElem(struct List list, int e, int insertIndex) {
47     for (int i = list.len - 1;i >= insertIndex;i--) {
48         list.ElemSet[i + 1] = list.ElemSet[i];
49         //showList(list);
50     }
51     list.ElemSet[insertIndex] = e;
52 }
53 
54 //把list2全部插入到list1中
55 void unionList() {
56     for (int i = 0;i < list2.len;i++) {
57         list1.len++;
58         insertElem(list1, list2.ElemSet[i], list1.len-1 );//注意:总是插入到list1中的最后一个位置,即list1.len-1的位置,list1.len是不段改变的
59         //showList(list1);
60     }
61     showList(list1);
62     printf("表的长度是:%d\n", list1.len);
63 }
64 
65 void main() {
66     initList();
67     printf("表1的数据是:\n");
68     showList(list1);
69     printf("表2的数据是:\n");
70     showList(list2);
71     printf("把list2插入到list1后:\n");
72     unionList();
73 }

04 把 list2 依次尾插入到 list1 中

 

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