博客

import java.util.Scanner;

public class Test {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        scanner.useDelimiter("\n");
//        scanner.useDelimiter("\r");
        System.out.println("输入点东西");
        String str = scanner.next();
        String[] str_split = str.split(" ");
        int sum = 0;
        for (String s : str_split) {
            sum += Integer.valueOf(s);
        }
        System.out.println("总和：" + sum);

    }
}