package hibernate;public class t {
public static void main(String[] args) {
System.out.println(jiecheng(10));
System.out.println(sum(10));}
//算阶乘的和
public static int sum(int i){
if(i>1){
return jiecheng(i)+sum(i-1);}
return 1;
}
//算阶乘
public static int jiecheng(int i){
if(i>1){
return i*jiecheng(i-1);
}return 1;
}
}