int main() {
int number;
for (int i = 1; i <= 6; i++) {
cout << "Value of variable i is: " << i << endl;
}
return 0;
}

#define Relay 13
#define buzzer A0
static const int sensorPin = 10; // sensor input pin
int SensorStatePrevious = LOW; // previousstate of the sensor

unsigned long minSensorDuration = 3000; // Time we wait before the sensor active as long
unsigned long minSensorDuration2 = 6000;
unsigned long SensorLongMillis; // Time in ms when the sensor was active
bool SensorStateLongTime = false; // True if it is a long active

const int intervalSensor = 50; // Time between two readings sensor state
unsigned long previousSensorMillis; // Timestamp of the latest reading

unsigned long SensorOutDuration; // Time the sensor is active in ms

//// GENERAL ////

unsigned long currentMillis; // Variabele to store the number of milleseconds since the Arduino has started

void setup() {
Serial.begin(9600); // Initialise the serial monitor

pinMode(sensorPin, INPUT); // set sensorPin as input
Serial.println(“Press button”);
pinMode(Relay,OUTPUT);
pinMode(buzzer,OUTPUT);
}

// Function for reading the sensor state
void readSensorState() {

// If the difference in time between the previous reading is larger than intervalsensor
if(currentMillis – previousSensorMillis > intervalSensor) {

// Read the digital value of the sensor (LOW/HIGH)
int SensorState = digitalRead(sensorPin);

// If the button has been active AND
// If the sensor wasn’t activated before AND
// IF there was not already a measurement running to determine how long the sensor has been activated
if (SensorState == LOW && SensorStatePrevious == HIGH && !SensorStateLongTime) {
SensorLongMillis = currentMillis;
SensorStatePrevious = LOW;

Serial.println(“Button pressed”);
}

// Calculate how long the sensor has been activated
SensorOutDuration = currentMillis – SensorLongMillis;

// If the button is active AND
// If there is no measurement running to determine how long the sensor is active AND
// If the time the sensor has been activated is larger or equal to the time needed for a long active
if (SensorState == LOW && !SensorStateLongTime && SensorOutDuration >= minSensorDuration) {
SensorStateLongTime = true;
digitalWrite(Relay,HIGH);
Serial.println(“Button long pressed”);
}
if (SensorState == LOW && SensorStateLongTime && SensorOutDuration >= minSensorDuration2) {
SensorStateLongTime = true;
digitalWrite(buzzer,HIGH);
delay(1000);
Serial.println(“Button long pressed”);
}

// If the sensor is released AND
// If the sensor was activated before
if (SensorState == HIGH && SensorStatePrevious == LOW) {
SensorStatePrevious = HIGH;
SensorStateLongTime = false;
digitalWrite(Relay,LOW);
digitalWrite(buzzer,LOW);
Serial.println(“Button released”);

}

// store the current timestamp in previousSensorMillis
previousSensorMillis = currentMillis;

}

}

void loop() {

currentMillis = millis(); // store the current time
readSensorState(); // read the sensor state

}