public class Test { public static void main(String args[])
{ int re = 0;
for(int i =1;i<=10;i++)
{ int r = 1;
for(int j = 1;j<=i;j++)
{ r = r*j ;
} re = re + r; }
System.out.println("1!+2!+3!+4!+5!+6!+7!+8!+9!+10!="+re);}
怎么改递归