public static void Main()
int ttf = 0, fts = 0, age = 0;
age = int.Parse(Console.ReadLine());
if(age >= 12 && age <= 14) ttf++;
if(age >= 15 && age <= 17) fts++;
if(ttf > 200 && fts > 200) Console.WriteLine("New high-school will be opened");
else Console.WriteLine("No new high-school will be opened");