Sensor Calibration Class

#include <iostream>
using namespace std;

class Sensor{
private:
    int rawValue;
    int offset;
public:
    // Sensor() : rawValue(0), offset(0) {}
    // initialize in 1 line
    Sensor(){
        rawValue = 0;
        offset = 0;
    }

    void setRaw(int val){
        rawValue = val;
    }

    void calibrate(int off){
        offset = off;
    }
    
    int read(){
        return (rawValue + offset) ; 
    }
};

int main() {
    int raw, offset, newRaw;
    cin >> raw >> offset >> newRaw;

    Sensor s;
    s.setRaw(raw);
    s.calibrate(offset);
    s.setRaw(newRaw);

    cout << s.read();
    return 0;
}

private data public method