Кухня(); Задание N23.

public static void sortOneZero(int[] array) {
        for (int value : array) {
            if ((value > 1) || (value < 0)) {
                throw new IllegalArgumentException("Неверный массив данных!");
            }
        }
        for (int i = 0; i < array.length; i++)
            if (array[i] == 1) {
                for (int j = array.length - 1; j > i; j--) {
                    if (array[j] == 0) {
                        array[j] = 1;
                        array[i] = 0;
                    }
                }
            }
    }

public static String zerosToFront(String binaryString) {
    return new String(new char[binaryString.replace("1", "").length()]).replace('\0', '0')
            + new String(new char[binaryString.replace("0", "").length()]).replace('\0', '1');
}

public static String zerosToFront(String binaryString) {
    char[] temp = binaryString.toCharArray();
    Arrays.sort(temp);
    return new String(temp);
}

public static int[] anyName(int... n)
{
    int[] res = new int[n.length];
    int count = 0;
    for (int i = 0; i < n.length; i++)
    {
        if (n[i] == 1)
        {
            res[n.length - 1 - count++] = 1;
        }
    }
    return res;
}

public static int[] func(int[] mas)
    {
        for (int i =0;i<mas.length-1;i++)
        {
            for(int j=0;j<mas.length-i-1;j++)
            {
                if (mas[j]>mas[j+1])
                {
                    mas[j]+= mas[j+1];
                    mas[j+1]=mas[j]-mas[j+1];
                    mas[j]-=mas[j+1];
                }
            }
        }
        return mas;
    }

Arrays.sort(mas);