[SW Expert Academy] 회문의 회문 (D3)

https://swexpertacademy.com/main/code/problem/problemDetail.do?problemLevel=3&contestProbId=AY2hjCWKbykDFATh&categoryId=AY2hjCWKbykDFATh&categoryType=CODE&problemTitle=&orderBy=PASS_RATE&selectCodeLang=JAVA&select-1=3&pageSize=10&pageIndex=11

SW Expert Academy

 

import java.util.Scanner;

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

		for (int tc = 1; tc <= t; tc++) {
			String str = sc.next();
			boolean isPalindrome = false;
			
			//System.out.println("끝"+str.substring(((str.length() - 1) / 2)+1));
			//System.out.println("시작"+str.substring(0,(str.length()-1)/2));

			if ((isPalindrome(str) && isPalindrome(str.substring(((str.length() - 1) / 2)+1))
					&& isPalindrome(str.substring(0,(str.length()-1)/2)))) {
				isPalindrome = true;
			}
			
			if(isPalindrome) {
				System.out.println("#"+tc+" "+"Yes");
			}
			else {
				System.out.println("#"+tc+" "+"No");
			}

		}
	}

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

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

- S의 처음 (N-1)/2글자가 회문이다.
- S의 마지막 (N-1)/2글자가 회문이다.

조건을 예시에 맞게 잘 작성해주면 된다.