void setup() { pinMode(8, OUTPUT);}void loop() { }void setup() { pinMode(8, INPUT);}void loop() { }void setup() { pinMode(8, OUTPUT);}void loop() { digitalWrite(8, HIGH);}void setup() { pinMode(8, OUTPUT);}void loop() { digitalWrite(8, LOW);}void setup() { pinMode(8, OUTPUT);}void loop() { digitalWrite(8, HIGH); delay(1000); digitalWrite(8, LOW); delay(1000);}#define LED 8void setup() { pinMode(LED, OUTPUT);}void loop() { digitalWrite(LED, HIGH);}#define LED 8void setup() { pinMode(LED, OUTPUT);}void loop() { for(int i; i<5; i++){ digitalWrite(LED, HIGH); delay(1000); digitalWrite(LED, HIGH); delay(1000); }}#include <SR04.h>#define trig_pin 13#define echo_pin 12SR04 sr04 = SR04(echo_pin,trig_pin);int distance = 0;void setup() { Serial.begin(9600);}void loop() { distance = sr04.Distance();}#include <Servo.h>Servo myservo;void setup() { myservo.attach(11);}void loop() { myservo.write(0);}