[SWEA] 무한 문자열

 

 

[문제]

https://swexpertacademy.com/main/code/problem/problemDetail.do?contestProbId=AYP5JmsqcngDFATW

SW Expert Academy

 

 

 

[소스 코드]

import java.io.*;
import java.util.*;
public class Solution {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		StringTokenizer st;
		int T = Integer.parseInt(br.readLine());
		for(int tc=1;tc<=T;tc++) {
			st = new StringTokenizer(br.readLine());
			String a = st.nextToken();
			String b = st.nextToken();
			boolean result = false;
			if((a+b).equals(b+a)) result = true;
			if(result) System.out.println("#"+tc+" yes");
			else System.out.println("#"+tc+" no");
		}
	}
}