백준 11718 자바(JAVA)

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


BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));


while(true) {

String str = br.readLine();

if(str ==null) {

break;
}

bw.write(str);
bw.write("\n");
bw.flush();

}



bw.close();
br.close();

}