[프로그래머스 문제풀이64]행렬의 덧셈 자바

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