#include <Adafruit_NeoPixel.h>
int inp = 12;
int led = 99;
Adafruit_NeoPixel ring = Adafruit_NeoPixel(led, inp);

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

void loop() {
  // put your main code here, to run repeatedly:
  for (int j = 0; j < led; j++) {
    ring.setPixelColor(j, ring.Color(255, 255, 0));
    ring.show();
    delay(100);
    if (j <= 32) {
      ring.setPixelColor(j, ring.Color(255, 0, 255));
      ring.show();
      delay(100);
    } else if (j >= 33 & j<=65) {
      ring.setPixelColor(j, ring.Color(0, 255, 255));
      ring.show();
      delay(100);
    } else {
      ring.setPixelColor(j, ring.Color(255, 255, 0));
      ring.show();
      delay(100);
    }
  }
}