프로그래머스 스킬 체크

 

class Solution {
    public int[][] solution(int[][] arr1, int[][] arr2) {
        int[][] answer = {};
        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;
    }
}