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print(eval(input('Please enter your arithmetic expression :' )))

FONQRI

#cmake file version 1.0
#author behnam sabaghi
#update time 29 / 12 / 2017

cmake_minimum_required(VERSION 2.8)

PROJECT(ProjectName)

set(CMAKE_PREFIX_PATH "$ENV{QTDIR}")

FONQRI

#include <memory>
#include <vector>
class Test {
      public:
    Test() { std::clog << "created" << std::endl; }
    ~Test() { std::clog << "destroid " << std::endl; }
    int value = 56;
};
int main()

FONQRI

#include <iostream>
#include <string>

using namespace std;

// Abstract Base Class
class Shape {
  public:
	virtual void Draw() = 0;
	virtual ~Shape();

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#include <iostream>
#include <string>

using namespace std;

// Abstract base class
class Mobile {
  public:
	virtual ~Mobile();
	virtual string Camera() = 0;

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#include <iostream>
#include <set>

using namespace std;

// ---------------- Observer interface -----------------
class MyObserver {
  public:
	virtual void Notify() = 0;
};

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#include <iostream>
using namespace std;

// Base class
// Template class
class Account {
  public:
	// Abstract Methods
	virtual ~Account();

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#include <iostream>
using namespace std;

// STATES
enum ErrorStates { ANALYZE = 0, FIX, VERIFY, CLOSE };

// Command Class
class ErrorReport {

  private:

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

// Command interface
class Command {
  public:
	virtual ~Command();
	virtual void execute() = 0;
};

FONQRI

#include <algorithm>
#include <cstdlib>
#include <iostream>
#include <list>
#include <memory>
using namespace std;

// Legacy account
class LegacyAccount {
	int no;