public static void main(String[] args) {
//后面数值太大 int 已经接收不了
int i = 0;
int j;
int sum = 0;
do {
i++;
System.out.println("--" + i + "--");
j = i;
int temp = 1;
do {
temp *= j;
System.out.print(j);
if (j > 1) {
System.out.print("*");
}
j--;
} while (j > 0);
System.out.print("=" + temp + "\n");
sum += temp;
} while (i < 100);
}