int blue =A0;
int green = A1;
int red = A2;
int led1 = 13;
int led2 = 12;
int led3 = 11;
int led4 = 10;
int led5 = 9;
int led6 = 8;
int led7 = 7;
int led8 = 6;
int ev_sw= A3;
int hybrid_sw = A4;
int engine_sw = A5;
int ev_count =0;
int hybrid_count =0;
int engine_count = 0;
void setup() {
  // put your setup code here, to run once:

pinMode(red, OUTPUT);
pinMode(green, OUTPUT);
pinMode(blue, OUTPUT);
pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
pinMode(led3, OUTPUT);
pinMode(led5, OUTPUT);
pinMode(led6, OUTPUT);
pinMode(led7, OUTPUT);
pinMode(led8, OUTPUT);
pinMode(A3, INPUT_PULLUP);
pinMode(A4, INPUT_PULLUP);
pinMode(A5, INPUT_PULLUP);
Serial.begin(9600);
digitalWrite(red, HIGH);
digitalWrite(green, HIGH);
digitalWrite(blue, HIGH);
digitalWrite(led1,LOW);
digitalWrite(led2,LOW);
digitalWrite(led3, LOW);
digitalWrite(led4,LOW);
digitalWrite(led5,LOW);
digitalWrite(led6,LOW);
digitalWrite(led7,LOW);
digitalWrite(led8, LOW);

}

void loop()
 { int read_ev=digitalRead(ev_sw);
  if(read_ev == LOW){ ev_count =1;}
 if(ev_count ==1){ red_led();hybrid_count =0;engine_count = 0;}

  int read_hybrid=digitalRead(hybrid_sw);
 if(read_hybrid == LOW){hybrid_count =1;}
 if( hybrid_count ==1){green_led();engine_count = 0;ev_count =0;} 

int read_engine=digitalRead(engine_sw); 
if(read_engine == LOW){engine_count = 1;}
if(engine_count ==1){blue_led();ev_count =0;hybrid_count =0;}
Serial.println(read_hybrid);
   
  }

void led_off()
{
delay(30);
digitalWrite(led1,LOW);
digitalWrite(led2,LOW);
digitalWrite(led3,LOW);
digitalWrite(led4,LOW);
digitalWrite(led5,LOW);
digitalWrite(led6,LOW);
digitalWrite(led7,LOW);
digitalWrite(led8,LOW);
}

void red_led()
 {
 
  // put your main code here, to run repeatedly:
digitalWrite(red,LOW);
digitalWrite(green,HIGH);
digitalWrite(blue,HIGH);
digitalWrite(led1, HIGH);
led_off();
digitalWrite(led2, HIGH);
led_off();
digitalWrite(led3, HIGH);
led_off();
digitalWrite(led4, HIGH);
led_off();
digitalWrite(led5, HIGH);
led_off();
digitalWrite(led6, HIGH);
led_off();
digitalWrite(led7, HIGH);
led_off();
digitalWrite(led8, HIGH);
led_off();
}
void green_led()
 {
  // put your main code here, to run repeatedly:

digitalWrite(red,HIGH);
digitalWrite(green,LOW);
digitalWrite(blue,HIGH);
digitalWrite(led1, HIGH);
led_off();
digitalWrite(led2, HIGH);
led_off();
digitalWrite(led3, HIGH);
led_off();
digitalWrite(led4, HIGH);
led_off();
digitalWrite(led5, HIGH);
led_off();
digitalWrite(led6, HIGH);
led_off();
digitalWrite(led7, HIGH);
led_off();
digitalWrite(led8, HIGH);
led_off();
}
void blue_led()
 {

digitalWrite(red,HIGH);
digitalWrite(green,HIGH);
digitalWrite(blue,LOW);
digitalWrite(led1, HIGH);
led_off();
digitalWrite(led2, HIGH);
led_off();
digitalWrite(led3, HIGH);
led_off();
digitalWrite(led4, HIGH);
led_off();
digitalWrite(led5, HIGH);
led_off();
digitalWrite(led6, HIGH);
led_off();
digitalWrite(led7, HIGH);
led_off();
digitalWrite(led8, HIGH);
led_off();
}