import java.lang.String.*;//這里調用java.long.String.contains()方法；
import java.util.Scanner;
public class shit {public static void main(String[] args) {Scanner wsq = new Scanner(System.in);String str = wsq.next();boolean status = str.contains("abc");if(status){System.out.println("包含");}else {System.out.println("不包含");}}
}