05. Salary

import java.util.Scanner;

public class Salary {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());
        int salary = Integer.parseInt(scanner.nextLine());

        for (int i = 0; i < n && salary > 0; i++) {
            String apps = scanner.nextLine();
            if (apps.contains("Facebook")) {
                salary -= 150;
            } else if (apps.contains("Instagram")) {
                salary -= 100;
            } else if (apps.contains("Reddit")) {
                salary -= 50;
            }
        }

        if (salary <= 0) {
            System.out.println("You have lost your salary.");
        } else {
            System.out.println(salary);
        }
    }
}

ИЛИ:

import java.util.Scanner;

public class Salary {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());
        int salary = Integer.parseInt(scanner.nextLine());

        for (int i = 0; i < n && salary > 0; i++) {
            String apps = scanner.nextLine();
            salary -= apps.contains("Facebook") ? 150 : apps.contains("Instagram") ? 100 : apps.contains("Reddit") ? 50 : 0;
        }

        System.out.println(salary > 0 ? salary :"You have lost your salary.");
    }
}