lintcode 133 最长单词

{
"dog",
"google",
"facebook",
"internationalization",
"blabla"
}

["internationalization"]

{
"like",
"love",
"hate",
"yes"
}

["like", "love",
"hate"]

public class Solution {

    /*

     * @param dictionary: an array of strings

     * @return: an arraylist of strings

     */

    public ArrayList<String> longestWords(String[] dictionary) {

        // write your code here

        int max = dictionary[0].length();//假定数组第一个长度最大
    ArrayList<String> list = new  ArrayList<String>();
        for(int i=0;i<dictionary.length;i++){
            if(dictionary[i].length() >= max){
                max = dictionary[i].length();//循环找出数组中最长单词的长度
            }
        }
        
        for(int j = 0;j < dictionary.length;j++){
            if(dictionary[j].length() == max ){
             list.add(dictionary[j]); //循环找出数组中单词长度为max的单词，并放入list中
            }
        }
        return list;
    }

}

挑战