개인적인 공부/백준

알파벳 찾기

karatejin 2022. 11. 16. 14:44

10809번

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int [] a = new int[26]; /*알파벳 숫자 배열*/

        for (int i = 0; i<a.length; i++){
            a[i]= -1;
        }

        String S =sc.nextLine(); /*문자 입력*/

        for (int i = 0; i<S.length(); i++){
            char ch = S.charAt(i);

            if (a[ch - 'a']== -1){
                a[ch-'a'] = i;
            }
        }

        for (int val : a){
            System.out.print(val + " ");
        }
    }
}