import java.util.Scanner;

class CommandReader {
    Bank bank;
    
    CommandReader( Bank bank ) {
        this.bank = bank;
    }
    
    // @pre: input complies to specified format
    void run() {
        Scanner scanner;
        String command;
        String name;
        int amount;
        scanner = new Scanner( System.in );
        do {
            command = scanner.next().toLowerCase();
            if (command.equals( "enroll" )) {
                name = scanner.next();
                bank.enroll( name );
            } else if (command.equals( "deposit" )) {
                name = scanner.next();
                amount = scanner.nextInt();
                bank.deposit(name, amount);
            } else if (command.equals( "withdraw" )) {
                name = scanner.next();
                amount = scanner.nextInt();
                bank.withdraw(name, amount);
            } else if (command.equals( "print" )) {
                name = scanner.next();
                bank.print(name);
            } else if (command.equals( "printall" )) {
                bank.printAll();
            } else if (command.equals( "printred" )) {
                bank.printRed();
            } else if (command.equals( "interest" )) {
                double rate = scanner.nextDouble();
                bank.interest(rate);
            } else if (command.equals( "stop" )) { 
                // do nothing
            } else {
                System.out.println( "unknown command" );
                // skip rest of line
                scanner.nextLine();
            }
        } while (! command.equals( "stop" ));
    }
}