ant-colony | A simple ant colony simulation | State Container library

struct segment{
    int _gcd;
    int _count;
    segment(){
        _gcd=0;
        _count=0;
    }
    segment(int val)
    {
        _gcd=val;
        _count=1;
    }
    void mergee(segment left,segment right)
    {
        _count=0;
       _gcd=gcd(left._gcd,right._gcd);
       if(_gcd==left._gcd)
       {
           _count+=left._count;
       }
       if(_gcd==right._gcd)
       {
           _count+=right._count;
       }
    }
}seg[4*N];