[프로그래머스] 숫자 문자열과 영단어

https://school.programmers.co.kr/learn/courses/30/lessons/81301

프로그래머스

 

class Solution {
    public int solution(String s) {
        StringBuilder sb= new StringBuilder(s);
        String[] str = 
        {"zero","one","two", "three","four","five","six","seven","eight", "nine"};
        
        for(int i=0; i<10; i++){
            
            while(true){
                int start = sb.toString().indexOf(str[i]);
                if(start<0) break; //검색 실패
                sb.replace(start, start+str[i].length(), i+"");
            }
        }
        int answer = Integer.valueOf(sb.toString());
        return answer;
    }
}