[알고리즘] 영어가 싫어요 Java

 

import java.util.HashMap;

class Solution {
    public long solution(String numbers) {
        long answer = 0;
        HashMap<String, Integer> map = new HashMap<>();
        map.put("zero", 0);
        map.put("one", 1);
        map.put("two", 2);
        map.put("three", 3);
        map.put("four", 4);
        map.put("five", 5);
        map.put("six", 6);
        map.put("seven", 7);
        map.put("eight", 8);
        map.put("nine", 9);

        for (String s : map.keySet()) {
          numbers = numbers.replaceAll(s, String.valueOf(map.get(s)));
        }

        return Long.parseLong(numbers);
        }
}

 

 

class Solution {
    public long solution(String numbers) {

            String[] numbers_arr = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"};

            for (int i = 0; i < numbers_arr.length; i++) {
                numbers = numbers.replaceAll(numbers_arr[i], String.valueOf(i));
            }

            long answer = Long.parseLong(numbers);
            return answer;
        }
}