2025-01-12 约瑟夫问题(环形链表)优化

This commit is contained in:
liangjinglin 2025-01-13 14:43:47 +08:00
parent be0ea5b1ea
commit 11bca22901

View File

@ -61,6 +61,38 @@ public class CircleLinkedList {
} }
/**
* @param k
* @param m
* 优化改进约瑟夫队列
*/
private void joseph(int k, int m){
JosephNode temp = first;
while (true){
if (temp.next == first){
break;
}
temp = temp.next;
}
for(int i = 0; i < k-1; i++){
temp = temp.next;
first = first.next;
}
while (true) {
if (temp == first){
break;
}
for(int i = 0; i < m-1; i++){
temp = temp.next;
first = first.next;
}
System.out.println(first.toString() + "出列");
first = first.next;
temp.next = first;
}
}
public static void main(String[] args) { public static void main(String[] args) {
CircleLinkedList circleLinkedList = new CircleLinkedList(); CircleLinkedList circleLinkedList = new CircleLinkedList();
Scanner scan = new Scanner(System.in); Scanner scan = new Scanner(System.in);
@ -82,9 +114,11 @@ public class CircleLinkedList {
circleLinkedList.show(); circleLinkedList.show();
} }
if ("j".equals(handle)){ if ("j".equals(handle)){
System.out.println("请输入开始位置:");
int k = scan.nextInt();
System.out.println("请输入出队报数数字:"); System.out.println("请输入出队报数数字:");
int m = scan.nextInt(); int m = scan.nextInt();
circleLinkedList.joseph(m); circleLinkedList.joseph(k,m);
} }
} }
scan.close(); scan.close();