public static void getAllFile(String path) {
File file = new File(path);
if (!file.exists()) {
System.out.println("文件不存在");
}
File file1[] = file.listFiles();
for (File file2 : file1) {
if (file2.isDirectory()) {
getAllFile(file2.getAbsolutePath());
} else {
System.out.println("文件:" + file2.getAbsolutePath());
}
}
}
public static int jieCheng(int a){
if (a==1){
return 1;
}else {
return a*jieCheng(a-1);
}
}