#include "FastLED.h"
#define DATA_PIN 5
#define Color_ORDER GRB
#define LED_TYPE WS2812B
#define NUM_LEDS 5
CRGB leds[NUM_LEDS];


#define NUM_RAILA 3
#define NUM_CAPS 2

uint8_t raila[NUM_RAILA] = {0,1,3 };
uint8_t caps[NUM_CAPS] = {2,4 };
 void setup() {
FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
 }

void loop ()
{
for (int i = 0; i < NUM_RAILA; i++)
leds[raila[i]] = CRGB::White;
}

{
for (int i = 0; i < NUM_CAPS; i++)
leds[caps[i]] = CRGB::Blue;
}

//for (int i = 0; i < NUM_RAILA; i++)  {
//leds[raila[i]] = CRGB::White;
//}
//for (int i = 0; i < NUM_CAPS; i++)  {
//leds[raila[i]] = CRGB::Blue;
//}
//FastLED.show();
{
 FastLED.show();
}