class Solution {
    int MAX_WIDTH;
    public List fullJustify(String[] words, int maxWidth) {
        List res = new ArrayList<>();
        int i = 0;
        int n = words.length;
        MAX_WIDTH = maxWidth;
        while(i < n){
            int lettersCount = words[i].length();
            int spaceCount = 0;
            int j = i+1;
            while(j 0){
                    line.append(" ");
                    extraSpaces--;
                }
            }
            while(line.length() < MAX_WIDTH){
                line.append(" ");
            }
            return line.toString();
        }
}