问题 1088: A+B for Input-Output Practice (IV)

import java.util.Scanner;

public class Prog1088 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

StringBuffer sb = new StringBuffer();

boolean ok = true;

while (ok) {

int sum = 0;

int n = sc.nextInt();

if (n == 0)

ok = false;

else {

int[] arr = new int[n];

for (int i = 0; i < n; i++) {

arr[i] = sc.nextInt();

sum += arr[i];

}

sb.append(sum + " ");

}

}

String s = sb.toString();

String[] s1 = s.split(" ");

for (String s2 : s1) {

System.out.println(s2 + " ");

}

}

}