[백준] 1259 팰린드롬수 - Implementation / Java

• 문제 링크

https://www.acmicpc.net/problem/1259

 

• 풀이 코드

import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
        StringBuilder sb = new StringBuilder();

        int n;
        while ((n = read()) != 0) sb.append(isPalindrome(String.valueOf(n)) ? "yes\n" : "no\n");

        bw.write(sb.toString());
        bw.flush();
    }

    private static boolean isPalindrome(String s) {
        int n = s.length() / 2;
        for (int i = 0; i < n; i++) if (s.charAt(i) != s.charAt(s.length() - i - 1)) return false;

        return true;
    }

    private static int read() throws IOException {
        int c, n = System.in.read() & 15;
        while ((c = System.in.read()) > 32) n = (n << 3) + (n << 1) + (c & 15);

        return n;
    }

}