[BAEKJOON 10809번] (Java) 알파벳 찾기

package SearchAlphabat;

import java.util.Scanner;

public class Main {
	public static void main(String args[]) {
		int[] arrayI = new int[26];

		for (int i = 0; i < 26; i++) {
			arrayI[i] = -1;
		}

		Scanner scanner = new Scanner(System.in);
		String S = scanner.nextLine();

		char[] arrayChar = S.toCharArray();

		for (int i = 0; i < S.length(); i++) {
			if (arrayI[Integer.parseInt(String.valueOf(arrayChar[i] - 'a'))] == -1) {
				arrayI[Integer.parseInt(String.valueOf(arrayChar[i] - 'a'))] = i;
			}
		}

		for (int i = 0; i < 26; i++) {
			System.out.print(arrayI[i] + " ");
		}

	}

}

예제