#include<UltrasonicSensor.h>
const byte trigpin = 2;
const byte echopin = 3;
float distance = 0;
int led = 4;

UltrasonicSensor ultrasonic(trigpin,echopin);
void setup() {
Serial.begin(9600);
int temperature = 22;
ultrasonic.setTemperature(temperature);
pinMode(led,OUTPUT);
}

void loop() {
distance = ultrasonic.distanceInCentimeters();
Serial.print("The Distance : ");
Serial.println(distance);
delay(200);
}
/*
if (distance == 100 || distance < 100)
{
digitalWrite(led, HIGH);
Serial.print("The Distance : ");
Serial.println(distance);
}
else
{
digitalWrite(led,LOW);
}
}*/