Deq1 cpp Defines the entry point for the console application include s

// Deq1.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"

using namespace std;

// Приписать слева к исходному деку элементы другого дека, выбирая их слева
int _tmain(int argc, _TCHAR* argv[])
{
	Deq a,b;
	int t,t1;

	FILE* f1 = fopen("input.txt", "r");

	if (f1 == NULL)
	{
		cout<<"error at opening";
		system("pause>nul");
		return -1;
	}

	cout<<"Deq1: ";
	fscanf(f1, "%d", &t);
	for (int i=0; i<t; ++i)
	{
		fscanf(f1, "%d", &t1);
		a.Push_right(t1);
		cout<<t1<<" ";
	}

	cout<<endl<<"Deq2: ";
	fscanf(f1, "%d", &t);
	for (int i=0; i<t; ++i)
	{
		fscanf(f1, "%d", &t1);
		b.Push_right(t1);
		cout<<t1<<" ";
	}

	fclose(f1);

	while (b.Pop_left(&t))
	{
		a.Push_left(t);
	}

	cout<<endl<<"Result: ";
	while (a.Pop_left(&t))
	{
		cout<<t<<" ";
	}

	system("pause>nul");
	return 0;
}