int Time ;
int distance;
int trig =14;
int echo=27;
int led1=26;int led2=25;int led3=33;int led4=19;int led5=18;

void setup()
{
pinMode(trig,OUTPUT);
pinMode(echo,INPUT);
pinMode(led1,OUTPUT);
pinMode(led2,OUTPUT);
pinMode(led3,OUTPUT);
pinMode(led4,OUTPUT);
pinMode(led5,OUTPUT);
Serial.begin(115200);
}
void loop()
{
digitalWrite(trig,LOW);
delayMicroseconds(2);
digitalWrite(trig,HIGH);
delayMicroseconds(10);
digitalWrite(trig,LOW);

Time = pulseIn(echo,HIGH);

distance= 0.0343*Time/2;
Serial.print("distane from sensor to object is =");
Serial.println(distance);
delay(5);
if(distance>0 && distance <=70 )
{

digitalWrite(led1,HIGH);
digitalWrite(led2,HIGH);
digitalWrite(led3,HIGH);
digitalWrite(led4,HIGH);
digitalWrite(led5,HIGH);
}

if(distance>70 && distance <=140)
{
digitalWrite(led1,HIGH);
digitalWrite(led2,HIGH);
digitalWrite(led3,HIGH);
digitalWrite(led4,HIGH);
digitalWrite(led5,LOW);
}


if(distance>140 && distance <=210)
{

digitalWrite(led1,HIGH);
digitalWrite(led2,HIGH);
digitalWrite(led3,HIGH);
digitalWrite(led4,LOW);
digitalWrite(led5,LOW);

}
if(distance>210 && distance <=280)
{
digitalWrite(led1,HIGH);
digitalWrite(led2,HIGH);
digitalWrite(led3,LOW);
digitalWrite(led4,LOW);
digitalWrite(led5,LOW);


}
if(distance>280 && distance <=350)
{
digitalWrite(led1,HIGH);
digitalWrite(led2,LOW);
digitalWrite(led3,LOW);
digitalWrite(led4,LOW);
digitalWrite(led5,LOW);
}

if(distance>400)
{
digitalWrite(led1,LOW);
digitalWrite(led2,LOW);
digitalWrite(led3,LOW);
digitalWrite(led4,LOW);
digitalWrite(led5,LOW);

}
}