如何用c语言统计艾尔登法环人数
时间: 2023-12-31 11:06:32 浏览: 38
艾尔登法环人数的统计需要先确定艾尔登法环的结构,然后遍历结构中的节点来计算人数。以下是一种基于链表实现艾尔登法环的C语言代码示例,可以统计艾尔登法环的人数:
```c
#include <stdio.h>
#include <stdlib.h>
struct Node {
int id;
struct Node *next;
};
int countElvenRing(struct Node *head) {
if (head == NULL) {
return 0;
}
struct Node *slow = head;
struct Node *fast = head->next;
while (fast != NULL && fast->next != NULL) {
slow = slow->next;
fast = fast->next->next;
if (slow == fast) {
break;
}
}
if (fast == NULL || fast->next == NULL) {
return 0;
}
int count = 1;
struct Node *curr = slow;
while (curr->next != slow) {
count++;
curr = curr->next;
}
return count;
}
int main() {
struct Node *head = (struct Node *)malloc(sizeof(struct Node));
head->id = 1;
head->next = NULL;
struct Node *tail = head;
for (int i = 2; i <= 10; i++) {
struct Node *newNode = (struct Node *)malloc(sizeof(struct Node));
newNode->id = i;
newNode->next = NULL;
tail->next = newNode;
tail = newNode;
}
tail->next = head;
printf("Elven Ring Count: %d\n", countElvenRing(head));
return 0;
}
```
在这个代码示例中,我们创建了一个由10个节点组成的艾尔登法环,并将其头节点传递给`countElvenRing`函数来统计环中的人数。该函数使用快慢指针来找到环中的一个节点,然后计算环中节点的数量。最后,在主函数中打印出环中人数的结果。
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