A+B for Input-Output Practice (V) （Java代码）

解题思路:





注意事项:





参考代码:

import java.util.*;

public class bajiu {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int x = sc.nextInt();

for (int j = 0; j < x; j++) {

int sum = 0;

int n = sc.nextInt();

for (int i = 1; i <= n; i++) {

int a = sc.nextInt();

sum = sum + a;

}

System.out.println(sum);

}

}
}