Sensor Filter Selection

#include <iostream>
using namespace std;

// enum declaration
enum FilterMode {
    NONE,
    LOW,
    HIGH
};

// function
int readSensor(int raw, FilterMode mode = NONE){
    if(mode == NONE){
        return raw;
    }
    else if(mode == LOW){
        return raw/2;
    }
    else{
        return raw/4;
    }
}

int main() {
    int raw, modeFlag;
    cin >> raw >> modeFlag;

    if (modeFlag == 0) {
        cout << readSensor(raw);
    } 
    else {
        string filterName;
        cin >> filterName;

        FilterMode filter;

        if (filterName == "LOW") {
            filter = LOW;
        } 
        else {
            filter = HIGH;
        }

        cout << readSensor(raw, filter);
    }

    return 0;
}

Solving Approach