java 练习七 求1+2!+3!+ +10!的和

public class Main {
    public static void main(String[] args) {
        int sum = 0;
        int factorial = 1;
        for (int i = 1; i <= 10; i++) {
            factorial *= i;
            sum += factorial;
        }
        System.out.println(sum);
    }
}