public static void Main()
var list = Console.ReadLine().Split(',');
foreach (var num in list) {
var numz = Convert.ToInt32(num);
if (numz < lowA1 && numz >= lowA2) {
} else if (numz < lowA2) {
} else if (numz % 3 == 2) {
if (numz < lowB1 && numz >= lowB2) {
} else if (numz < lowB2) {
if (lowA2 < lowB1+lowB2) {
sum = sum - (lowB1+lowB2);
} else if (sum % 3 == 2) {
if (lowB2 < lowA1+lowA2) {
sum = sum - (lowA1+lowA2);
Console.WriteLine(lowA1);
Console.WriteLine(lowA2);
Console.WriteLine(lowB1);
Console.WriteLine(lowB2);