import java.util.*;

public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int score = scanner.nextInt();

    //write your code here......
    try{
        if(score >= 0 && score <= 100){
            System.out.println(score);
        }else{
            throw new ScoreException("分数不合法");
        }
    }catch(ScoreException e){
        System.out.println(e.getMessage());
    }
}

}

class ScoreException extends Exception {

//write your code here......
public ScoreException(String message){
    super(message);
}

}