Whats wrong with the Code?

Question

import java.util.Scanner;

public class Main {

public static void main(String[ ] args) {
Scanner read = new Scanner(System.in);
String firstName = read.nextLine();
String secondName = read.nextLine();
int age = read.nextInt();
int roomNumber = read.nextInt();
Customer customer = new Customer();
//set customer's data to object here
costomer.firstName=firstName;
costomer.secondName=secondName;
costomer.age=age;
costomer.roomNumber=roomNumber;

customer.saveCustomerInfo();
}
}

public class Customer {
//add all necessary attributes here

String firstName;
String secondName;
int age;
int roomNumber;
public void saveCustomerInfo() {
System.out.println("First name: " + firstName);
System.out.println("Second name: " + secondName);
System.out.println("Age: " + age);
System.out.println("Room number: " + roomNumber);
}
}

Answer 1

You have to decide which name you use costomer or customer.

Answer 2

Just typos
You defined variable name as "customer" but try to assign it's data on "costomer"