Assign the size of userinput to stringsize ex if

Assign the size of userInput to stringSize. Ex: if userInput is "Hello", output is:
Size of userInput: 5
import java.util.Scanner;
public class StringSize {
public static void main ( String [] args) {
Scanner scnr = new Scanner( System .in);
String userInput;
int stringSize;
userInput = scnr.nextLine();
stringSize = userInput.length();
System .out.println( "Size of userInput: " + stringSize);
return ;
}
}
All tests passed
CHALLENGE
ACTIVITY
3.10.2: Looking for characters.
Write an expression to detect that the first character of userInput matches
firstLetter.
import java.util.Scanner;
public class CharMatching {
public static void main ( String [] args) {
Scanner scnr = new Scanner( System .in);
String userInput;
char firstLetter;
userInput = scnr.nextLine();
firstLetter = scnr.nextLine().charAt( 0 );
if (firstLetter == userInput.charAt( 0 )) {
System .out.println( "Found match: " + firstLetter);
}
else {
System .out.println( "No match: " + firstLetter);
}
return ;
}
}
All tests passed