杭电1093Java版答案

import java.util.Scanner;


public class Main {


public static void main(String[] args) {
/*
//the first method
Scanner can = new Scanner( System.in );
int line = can.nextInt();//输入行数

while( can.hasNext() ){
for(int i = 0; i < line; i++){
int sum = 0;
int num = can.nextInt();//输入每行数字的数目


for( int j = 0; j < num; j++ ){
int a = can.nextInt();//输入要计算的数字
sum += a;
}
System.out.println( sum );
}
break;
}
*/
//the second method
Scanner can = new Scanner( System.in );

int line = can.nextInt();//输入的行数



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

int count = can.nextInt();//每行输入的数目


int sum = 0;
for( int j = 0; j < count; j++ ){
int num = can.nextInt();


sum += num;
}
System.out.println( sum );
}
}


}