void setup(){
pinMode(5, OUTPUT);
pinMode(4, OUTPUT);
pinMode(2, OUTPUT);
}
void loop(){
int n= analogRead(34);
if(n<=1300){
digitalWrite(5, HIGH);
digitalWrite(4, LOW);
digitalWrite(2, LOW);
}
else if(n>1300 || n<= 1800){
digitalWrite(5, LOW);
digitalWrite(4, HIGH);
digitalWrite(2, LOW);
}
else{
digitalWrite(5, LOW);
digitalWrite(4, LOW);
digitalWrite(2, HIGH);
}
}