MineralWater

package com.telerikacademy.web.springdemo;

import java.util.Scanner;

public class Main {

    /**
     * All cases
     * 1.    Truck capacity is equal to all big bottles
     * 2.    Truck capacity is more than all bottles
     * 3.    Truck capacity is less than all big bottles
     * 3.1   Truck capacity is not equally divided to the big bottles
     * 3.1.1 The remainder is equal to all small bottles
     * 3.1.2 The remainder is more than all small bottles
     * 3.1.3 The remainder is less than all small bottles
     * 4.    Truck capacity is more than all big bottles
     * 4.1   The small bottles are less than the left space
     * 4.2   The small bottles are equal or more than to the left space
     */

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);
        int allSmallBottles = Integer.parseInt(scanner.nextLine());
        int allBigBottles = Integer.parseInt(scanner.nextLine()) * 5;
        int truckCapacity = Integer.parseInt(scanner.nextLine());

        int allBottles = allSmallBottles + allBigBottles;
        int freeCapacity = truckCapacity - allBigBottles;
        int truckIsFull = 0;
        int truckNotFull = -1;


        if (truckCapacity == allBigBottles){
            System.out.println(truckIsFull);
        } else if (truckCapacity > allBottles){
            System.out.println(truckNotFull);
        } else if (allBigBottles > truckCapacity){
            int remainder = truckCapacity % 5;
            if (remainder == 0){
                System.out.println(truckIsFull);
            } else {
                System.out.println(remainder);
                if (remainder > allSmallBottles){
                    System.out.println(-1);
                } else{
                    System.out.println(remainder);
                }
            }
        } else {
            if (freeCapacity > allSmallBottles) {
                System.out.println(truckNotFull);
            } else {
                System.out.println(freeCapacity);
            }
        }
    }
}