[프로그래머스] JAVA 행렬의 덧셈 Level 1.

 

 

💡 나의 풀이

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;
  }
}