#include <WiFi.h>

const char * ssid="Wokwi-GUEST";
const char * pass="";

int trigpin = 2;
int echopin = 4;
float distance, duration;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(trigpin, OUTPUT);
  pinMode(echopin, INPUT);

  WiFi.begin(ssid, pass);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.println("connecting to wifi...");
  }
  Serial.println("Connected");
}



void loop() {
  digitalWrite(trigpin, HIGH);
  digitalWrite(trigpin, LOW);

  duration = pulseIn(echopin, HIGH);

  distance = 0.017*duration;

  Serial.println(distance);
}