[BOJ] 25501 재귀의 귀재 (JAVA)

https://www.acmicpc.net/problem/25501

25501번: 재귀의 귀재

import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Main {
	
    static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    static StringBuilder sb = new StringBuilder();
    static int cnt;

    public static void main(String[] args) throws Exception {

        int T = Integer.parseInt(br.readLine());

        for (int tc = 0; tc < T; tc++) {
            String s = br.readLine();
            cnt = 0;
            sb.append(isPalindrome(s) + " " + cnt + "\n");
        }

        System.out.print(sb.toString());

    }

    static int recursion(String s, int l, int r){
        cnt++;
        if(l >= r) return 1;
        else if(s.charAt(l) != s.charAt(r)) return 0;
        else return recursion(s, l + 1, r - 1);
    }

    static int isPalindrome(String s){
        return recursion(s, 0, s.length() - 1);
    }
	
}