#include <LiquidCrystal.h>
const int rs=12, en=11, d4=5, d5=4, d6=3, d7=2;
LiquidCrystal lcd(rs,en,d4,d5,d6,d7);
const int trigPin = 7;
const int echoPin = 8;
long duration;
int distance;
void setup() {
  lcd.begin(16,2);
pinMode(trigPin, OUTPUT); // Sets the trigPin as an Output
pinMode(echoPin, INPUT); // Sets the echoPin as an Input
Serial.begin(9600); // Starts the serial communication
}
void loop() {
// Clears the trigPin
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
// Sets the trigPin on HIGH state for 10 micro seconds
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
// Reads the echoPin, returns the sound wave travel time in microseconds
duration = pulseIn(echoPin, HIGH);
// Calculating the distance
distance= duration*0.034/2;
// Prints the distance on the Serial Monitor
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("CM   INCH   FEET");
  lcd.setCursor(0,1);
  lcd.print(distance);
  lcd.setCursor(5,1);
  lcd.print(distance / 2.54);
  lcd.setCursor(12,1);
  lcd.print(distance / 30.0);
delay(1500);
}