akjfal

class Solution { int[][] board; int[][] check; int row, column, answer; public int solution(int [][]board) { this.board = board; answer = 0; row = board.length; column = board[0].length; check = new int[row][column]; refreshSquare(); checkSquare(); answer = answer * answer; return answer; } void refreshSquare(){ for(int i = 0; i -1; j--){ if(..