Rakiya

import java.util.Scanner;

public class Rakiya {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int day = 0;
        double sugar = 100;
        double alcohol = 0;
        double alcWithoutVinegard = 0;
        double temp2;
        do {
            alcohol = sugar / 10;
            sugar = sugar - alcohol;
            alcWithoutVinegard += alcohol - alcohol / 100;
            day++;
        }
        while (alcWithoutVinegard <= sugar);
        System.out.printf("The largest amount of alcohol will be harvested at %d day", day);
    }
}