Help me in solving STRRJ4V2 problem

My issue

My code

class Codechef
{
	public static void main (String[] args)
	{
        String txt = "NumeroTres";
        System.out.println("The length of the word is:" + txt.length());
	}
}

Learning course: Learn Java
Problem Link: CodeChef: Practical coding for everyone

help me in solving the code

@supriyag
leave space after is: "