백준1254: 팰린드롬 만들기

문제

https://www.acmicpc.net/problem/1254

문제 풀이

import java.util.Scanner;

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

        for (int i = 0; i < s.length(); i++) {
            if (isPalindrome(s.substring(i))) {
                break;
            }
            cnt++;
        }
        System.out.println(cnt);
    }

    public static boolean isPalindrome(String s) {
        int start = 0;
        int end = s.length() - 1;

        while (start <= end) {
            if (s.charAt(start) != s.charAt(end)) {
                return false;
            }
            start++;
            end--;
        }
        return true;
    }
}