test
test2
public static void main(String\[\] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
StringTokenizer st = null;
st = new StringTokenizer(br.readLine());
int num = Integer.parseInt(st.nextToken());
bw.write(Integer.toString(num));
bw.flush();
}