#include <FastLED.h>

constexpr size_t NUM_ROWS = 8;
constexpr size_t NUM_COLS = 8;
constexpr size_t NUM_LEDS = NUM_ROWS * NUM_COLS;
constexpr byte stripPin = 7;
CRGB strip[NUM_LEDS];


void setup() {
  Serial.begin(115200);
  FastLED.addLeds<WS2812B, stripPin, GRB>(strip, NUM_LEDS);
  // UKRAINE
  fill_solid(&(strip[0]), NUM_LEDS / 2, CRGB::Blue);
  fill_solid(&(strip[NUM_LEDS / 2]), NUM_LEDS / 2, CRGB::Yellow);
  FastLED.show();
}

void loop() {}