content: package question1324_print_words_vertically;
  
  import java.util.ArrayList;
  import java.util.List;
  
  public class Solution {
  
      public List<String> printVertically(String s) {
          List<StringBuilder> list = new ArrayList<>();
          String[] words = s.split(" ");
          for (int i = 0; i < words.length; i++) {
              for (int j = 0; j < words[i].length(); j++) {
                  if (j >= list.size()) {
                      StringBuilder sb = new StringBuilder();
                      while (sb.length() < i) {
                          sb.append(" ");
                      }
                      sb.append(words[i].charAt(j));
                      list.add(sb);
                  } else {
                      while (list.get(j).length() < i) {
                          list.get(j).append(" ");
                      }
                      list.get(j).append(words[i].charAt(j));
                  }
              }
          }
          List<String> result = new ArrayList<>();
          for (StringBuilder sb : list) {
              result.add(sb.toString());
          }
          return result;
      }
  
  }