public static bool prime_control_function(int number)
int[] array = new int[] { 3, 5, 7, 11, 13, 17 };
public static bool number_control_function(int number)
int[] array = new int[9];
public static int search_number(int start)
int end = start + 10000000;
bool prime_control , number_control;
prime_control = prime_control_function(i);
number_control = number_control_function(i);
if(prime_control == true && number_control == true)
Console.WriteLine("The programmer found the girl's number : " + i);
Console.WriteLine("Girl gave the wrong equation ");
public static void Main()
search_number(869000000);