BachelorsParty

package com.company;

import java.util.Scanner;

public class BachelorsParty {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        // 1. Read singers sum
        int singerPrice = Integer.parseInt(scanner.nextLine());
        // 2. Repeat
        String command = scanner.nextLine();
        int totalSum = 0;
        int guestsSum = 0;
        while (!command.equals("The restaurant is full")) {
            // 2.1. Read count of people in group
            int countOfPeople = Integer.parseInt(command);
            guestsSum += countOfPeople;
            // 2.2 Calculate income from group
            // 2.2.1 < 5
            if (countOfPeople < 5) {
                // totalSum = totalSum + (countOfPeople * 100)
                totalSum += countOfPeople * 100;
            } else {
                // 2.2.2 >= 5
                // 2.3. Sum to total income
                totalSum += countOfPeople * 70;
            }
            command = scanner.nextLine();
        }

        // 3. Check if we have enough money
        // 4. Print
        if (totalSum >= singerPrice) {
            System.out.printf("You have %d guests and %d leva left.",
                    guestsSum, totalSum - singerPrice);
        } else {
            System.out.printf("You have %d guests and %d leva income, but no singer.",
                    guestsSum, totalSum);
        }
    }
}