Java Three Arr

String[][][] royal = new String[4][4][3];

        // 4층 4호 방이 3개

        

//      for(int i = 0; i < royal.length; i++) { // 층

//          for(int j = 0; j < royal[i].length; j++) { // 호

//              for(int k = 0; k < royal[i][j].length; k++) { // 방

//                  royal[i][j][k] = i + "층 " + j + "호 " + k + "방";

//                  System.out.println(royal[i][j][k]);

//              }

//          }

//      }

        

        for(int i = 0; i < royal.length; i++) { // 층

            for(int j = 0; j < royal[i].length; j++) { // 호

                for(int k = 0; k < royal[i][j].length; k++) { // 방

                    if(i==2 && j==3 && k==2) {

                        royal[2][3][2] = "철수의 방";

                    }else if(i==0 && j==0 && k==0) {

                        royal[0][0][0] = "영희의 방";

                    }else {

                        royal[i][j][k] = "공실";

                    }

                    System.out.println(royal[i][j][k]);

                }

royal[2][3][2] = "철수의 방";

royal[0][0][0] = "영희의 방";

if(royal[i][j][k] == null) {

       royal[i][j][k] = "공실";

  }

            }

        }