java：递归：10的阶乘
package game;
public class JieCeng {
public static void main(String[] args){
System.out.println(fun(10));
}
public static int fun(int n){
if(1==n)
return 1;
System.out.println( n * fun(n-1));
return n * fun(n-1);
}
}
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package arrays.compara;
import java.util.Arrays;
public class Student {
public static void main(String[] args) {
Stu[] stus = new Stu[]{
new Stu(156,34,"ad"),
new Stu(153,24,"cc"),
new Stu(126,37,"ab"),
......
package arrays.myArray;
public class MyArrayList {
private Object[] arrObj = new Object[3];
private int size = 0;
// 长度
public int size() {
return size;
}
// insert
public void add(Object obj) {
add(size,obj);
&nb ......
package arrays.myArray;
public class SortArr {
public static void main(String[] args) {
int[] arrInt = { 4, 7, 8, 5, 6, 3, 2, 3, 4 };
maoPaoSort(arrInt);
print("冒泡排序：", arrInt);
arrInt = new int[]{ 4, 7, 8, 5, 6, 3, 2, 3, 4 };
& ......
package collection;
import java.util.*;
public class NewSet {
public static void main(String[] args) {
Set<Student> students = new HashSet<Student>();
for (int i = 0; i < 6; i++) {
students.add(new Student("Happy"+i,"male"+i,20+i)) ......
package game;
public class HanTa {
public static int i = 0;
public static void main(String[] args){
calc('A', 'B', 'C', 2);
System.out.println("最少需要"+i+"步。");
}
//汉罗塔游戏计算
public static void calc(char src, char ilde, c ......
