LED RAII Controller

#include <iostream>
using namespace std;

// Write your LEDController class here
class LEDController{
    private:
    static int state;

    public:
    LEDController() noexcept { state = 1; }
    ~LEDController() noexcept { state = 0; }

    static void print() noexcept
    {
        cout << "LED=" << state << endl;
    }
};

int LEDController::state = 0;

int main() {
    int x;
    cin >> x;

    {
        LEDController led;

        if (x == 1)
            LEDController::print();
    }

    LEDController::print();
    return 0;
}

Solving Approach

 

 

 

 

 

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Input

1

Expected Output

LED=1 LED=0