#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;

bool sortVector(double a, double b)
{
	if (a >= 2 || b >= 2)
	{
		if (a > b) return true;
		else return false;
	}
	else
	{
		if (a > b)
			return false;
		else return true;
	}
}

void show_vector(vector <double> a)
{
	for (auto &i:a)
	{
		cout << i << " ";
	}
	cout << endl <<endl;
}
bool delVector(double a)
{
	if (a > 1.5&&a < 3)
	{
		return true;
	}
	else return false;
}


int main(void)
{
	setlocale(0, "rus");
	ifstream fin("in.txt");
	double buf;
	vector <double> Real;
	vector <double> delReal;
	while (!fin.eof())
	{
		fin >> buf;
		Real.push_back(buf);
	}
	cout << "До сортировки: " << endl;
	show_vector(Real);
	sort(Real.begin(), Real.end(), sortVector);
	cout << "После: " << endl;
	show_vector(Real);
	delReal.resize(Real.size());
	auto it=copy_if(Real.begin(), Real.end(), delReal.begin(), delVector);
	delReal.resize(distance(delReal.begin(), it));
	Real.erase(remove_if(Real.begin(), Real.end(),delVector), Real.end());
	cout << "После удаления  :" << endl;
	show_vector(Real);
	cout << "Новый вектор: " << endl;
	show_vector(delReal);
	delReal.clear();
	Real.clear();

}