
replace ํน์ replaceAll ๋ฉ์๋๋ฅผ ์ด์ฉํ๋ค.
๋ฐฐ์ด num๊ณผ for๋ฌธ์ i index๊ฐ ์ผ์นํ๋ฏ๋ก, ์๋ฌธ์๋ฅผ ๋ชจ๋ ๋ฌธ์์ด ์ซ์๋ก ๋ณ๊ฒฝํ๊ณ
๋ง์ง๋ง์ ์ซ์ ๋ฌธ์์ด s๋ฅผ Integer.parseInt ๋ก ์ ์ํ์ํจ๋ค.
class Solution {
public int solution(String s) {
int answer = 0;
String[] num ={"zero","one","two","three","four","five","six","seven","eight","nine"};
for(int i=0; i<10; i++){
s=s.replace(num[i],Integer.toString(i));
}
answer = Integer.parseInt(s);
return answer;
}
}
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