while and for 2

 public class TestWhileAndFor2 {

     /**
      * 九九乘法表
      * 1!+2!+3!+....+10!=?
      *
      */
     public static void main(String[] args) {
         /*
         for(int i=1;i<=9;i++){
             for(int j=1;j<=i;j++){
                 System.out.print(j+"*"+i+"="+(j*i)+"\t");
                 }
             System.out.println();
         }
         */
         //1!+2!+3!+....+10!=?
         long sum=1;
         long total=0;
         for(int j=1;j<=10;j++){
             sum=sum*j;
             total+=sum;
             System.out.println(j+"!="+sum);
         }

         System.out.println(" 1!+2!+3!+....+10!="+total);

         //1+2+3..+10=?
         long count=0;
         for(int i=1;i<=10;i++){
             count+=i;
         }
         System.out.println(count);
     }

 }