#include <FastLED.h>
    #define NUM_LEDS 100
    #define DATA_PIN 6
     CRGB leds[NUM_LEDS];



void setup() {
       FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
       Serial.begin(9600);
}
void loop() {
  leds[0] = CRGB::Red;
leds[1] = CRGB::Green;
leds[2] = CRGB::Blue;
leds[3] = CRGB::Red;




  //for(int i=0;i<=NUM_LEDS;i++){
  //  leds[i] = CRGB:: Red;
  //}
  for(int x=0;true;x++){


  int number = x%20;
  int time1 = millis();

  for(int i=0;i<=NUM_LEDS;i++){
      //Serial.println(i);
      if((i+number)%20==0){
        leds[i].red=0;
        leds[i].green=255;
        leds[i].blue=0;

      }else if((i+number)%10==2){
        leds[i].red=255;
        leds[i].green=0;
        leds[i].blue=0;
      }else if((i+number)%10==3){
        leds[i].red=0;
        leds[i].green=255;
        leds[i].blue=0;
      }else{
        leds[i] = CRGB:: Black;

      }



  }

  int time2 = millis();

  int runtime = time2-time1;

  Serial.println(runtime);

    delay(50);
    FastLED.show();
  int runtime2 = millis()-time2;
  Serial.println(runtime2);


  }
  delay(30000);


  delay(30);
}