class Solution {
public int[][] solution(int[][] arr1, int[][] arr2) {
int row = arr1.length;
int col = arr1[0].length;
int[][] answer = new int[row][col];
for(int i = 0; i < row; i++){
for(int j = 0; j < col; j++){
answer[i][j] = arr1[i][j] + arr2[i][j];
}
}
return answer;
}
}