一個(gè)題：
輸入：
t m n -> t組 m * n 的矩陣 grid雁刷，
* 每組調(diào)用 func(grid) 函數(shù)打印出這個(gè)矩陣的所有元素和
*
* 輸入：
* 3 2 3
* 1 2 3
* 4 5 6
* 7 8 9
* 1 1 1
* 2 2 2
* 3 3 3
* 輸出：|23 22 13|
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
while (in.hasNext()) {
int t = in.nextInt();
int m = in.nextInt();
int n = in.nextInt();
int[] res = new int[t];
int index = 0;
while (t > 0) {
t--;
int[][] grid = new int[m][n];
for (int i = 0; i < m; ++i) {
for (int j = 0; j < n; j++) {
grid[i][j] = in.nextInt();
}
}
res[index++] = func(grid);
}
for(int k = 0; k < res.length; k++){
if(k == 0){
System.out.print(res[k]);
}else{
System.out.print(" " + res[k]);
}
}
}
in.close();
}
private static int func(int[][] grid) {
int sum = 0;
for(int i = 0; i < grid.length; i++){
for(int j = 0; j < grid[0].length; j++){
sum += grid[i][j];
}
}
return sum;
}
}
