Java7.17
Child类
class Child{
int num;
Child nextChild=null;
public Child(int num){
this.num=num;
}
}
CycLink类
class CycLink{
Child firstChild=null;
Child temp=null;
int len=0;
int k=0;
int m=0;
public void setM(int m){
this.m=m;
}
public void setLen(int len){
this.len=len;
}
public void setK(int k){
this.k=k;
}
public void play(){
Child temp=this.firstChild;
for(int i=1;i<k;i++){
temp=temp.nextChild;
}
while(this.len!=1){
for(int j=1;j<m;j++){
temp=temp.nextChild;
}
Child temp2=temp;
while(temp2.nextChild!=temp){
temp2=temp2.nextChild;
}
System.out.println("退出的小孩编号:"+temp2.nextChild.num);
temp2.nextChild=temp.nextChild;
temp=temp.nextChild;
this.len--;
}
System.out.println("最后退出的小孩:"+temp.num);
}
public void createLink(){
for(int i=1;i<=len;i++){
if(i==1){
Child ch=new Child(i);
this.firstChild=ch;
this.temp=ch;
}else if(i==len){
Child ch=new Child(i);
temp.nextChild=ch;
temp=ch;
temp.nextChild=this.firstChild;
}else{
Child ch=new Child(i);
temp.nextChild=ch;
temp=ch;
}
}
}
public void show(){
Child temp=this.firstChild;
do{
System.out.print(temp.num+"");
temp=temp.nextChild;
}while(temp!=this.firstChild);
System.out.println();
}
}
Josephu类
public class Josephu {
public static void main(String[] args) {
CycLink cyclink=new CycLink();
cyclink.setLen(8);//链表长度
cyclink.createLink();//创建链表
cyclink.setK(1);
cyclink.setM(3);
cyclink.show();
cyclink.play();
}
}