int trig=6;
int echo=5;

unsigned long Time;

unsigned long t=0;

void setup() {
  Serial.begin(9600);
  pinMode(trig, OUTPUT);
  pinMode(echo, INPUT);

}

int del(int z){
if(millis()-Time<=z){
int c++;
}else if(c>=z){c=0;}
return c;
}

void loop() {
  digitalWrite(trig,1);

  if(millis()-t>=1000){
    t=millis();
  }
  digitalWrite(trig,0);

  int duration = pulseIn(echo, HIGH);
  Serial.print("Distance in CM: ");
  Serial.println(duration / 58);
  del(1000);
  

}