using System;
using System.Collections.Generic;
using System.Text;
namespace FindTheNumber
{
class Program
{
static void Main(string[] args)
{
int [] rg =
{2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,
18,19,20,21,22,23,24,25,26,27,28,29,30,31};
for(Int64 i = 1; i < Int64.MaxValue; i++)
{
int hit = 0;
int hit1 = -1;
int hit2 = -1;
for (int j = 0; (j < rg.Length) && (hit <= 2); j++)
{
if((i % rg[j]) != 0)
{
hit++;
if(hit == 1)
{
hit1 = j;
}
else if (hit == 2)
{
hit2 = j;
}
else
break;
}
}
if((hit == 2) && (hit1 + 1 == hit2))
{
Console.WriteLine("found {0}", i);
}
}
}
}
}