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);
}
}

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