题解 | 单组_二维数组
单组_二维数组
https://www.nowcoder.com/practice/4df606b6c3764d9c969f8759c8a4807b
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int raw = in.nextInt();
int col = in.nextInt();
long sum = 0;
for (int i = 0; i < raw; i++) {
for (int j = 0; j < col; j++) {
sum += in.nextInt();
}
}
System.out.println(sum);
}
}
，这工资还不如去摇奶茶
