public static void Main()
int inputNumber = int.Parse(Console.ReadLine());
for ( int searchNumber = 100; searchNumber < 1000; searchNumber++)
int firstDigit = searchNumber / 100;
int secondDiit = searchNumber % 100 / 10;
int thirdDigit = searchNumber % 100 % 10;
int digitSum = firstDigit + secondDiit + thirdDigit;
if (inputNumber == digitSum)
Console.Write(searchNumber + " ");