Contest80Task1SevenlandNumbers

using System;

class Contest80Task1SevenlandNumbers
{
    static void Main()
    {
        int input = int.Parse(Console.ReadLine());
        input = !((input - 66) % 100 == 0) && (input - 6) % 10 == 0 ? input + 4 : input = (input - 66) % 100 == 0 ? input + 34 : ++input;
        Console.WriteLine(input == 700 ? 1000 : input);
    }
}