1078. Bigram 分词

1078. Bigram 分词

代码：

class Solution {
     
    public String[] findOcurrences(String text, String first, String second) {
     
        List<String> list = new ArrayList<>();
        String[] str = text.split(" ");
        for (int i = 0; i < str.length - 2; i++)
        {
     
            if (str[i].equals(first) && str[i + 1].equals(second)) {
     
                if (i + 2 < str.length) list.add(str[i + 2]);
            }
        }
        String[] string = new String[list.size()];
        for (int i = 0; i < list.size(); i++) string[i] = list.get(i);
        return string;
    }
}