int ledz = 7;
int ledrd = 6;
int ledru = 5;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
}

void loop() {
  // put your main code here, to run repeatedly:
  int pot = analogRead(A0);
  pot = map(pot,0,1023,1,10);
  Serial.println(pot);
  delay(200);
  switch(pot);
  if(pot<=3){
    digitalWrite(ledz,HIGH);
    digitalWrite(ledrd,LOW);
    digitalWrite(ledru,LOW);
}
if(pot>=7){
    digitalWrite(ledz,LOW);
    digitalWrite(ledrd,LOW);
    digitalWrite(ledru,HIGH);
}
if(pot>3 && pot<7){
    digitalWrite(ledz,LOW);
    digitalWrite(ledrd,HIGH);
    digitalWrite(ledru,LOW);
}
}
/* 7 = zelena,6 = rdeča ,5 = rumena*/