[프로그래머스] 바탕화면 정리 java 풀이(level1)

https://school.programmers.co.kr/learn/courses/30/lessons/161990

프로그래머스

 

나의풀이

class Solution {
    public int[] solution(String[] wallpaper) {
        int[] answer = new int[4];
        int startx=51, starty=51, endx = -1, endy= -1;

        for(int i=0; i<wallpaper.length; i++){
            for(int j=0; j<wallpaper[0].length(); j++){
                if(wallpaper[i].charAt(j) == '#'){
                    startx=Math.min(startx, i);
                    starty=Math.min(starty, j);
                    endx=Math.max(endx, i);
                    endy=Math.max(endy, j);
                }
            }
           
        }
        
        answer[0]=startx;
        answer[1]=starty;
        answer[2]=endx+1;
        answer[3]=endy+1;
        
        return answer;
    }
}

 

문제유형

구현문제. 정답률 36%