// bool mask[10][64];
// int i = 5; int j = 7;
// x = mask[i][j] &c.

# include <BoolArray.h>

const byte ROWS = 10;
const byte COLMS = 64;

unsigned long now;

BoolArray mask;

int index(byte row, byte colm)
{
  return COLMS * row + colm;
}

void setup() {
  Serial.begin(115200);
  Serial.println("hi Mom!");

  mask.begin(ROWS * COLMS);
  mask.setAll(false);

  int i = 5; int j = 7; bool k;

  mask.set(index(i, j), 1);

  k = mask.get(index(i, j));

  Serial.println(k);

  k = mask.get(index(i + 1, j));

  Serial.println(k);
}

void loop() {}

/*
void loop() {

  now = millis();
// loop rate

// once per
  if (now - lastTime < RATE) return;
  lastTime = now;

//  Serial.println(counter); counter++;
}
*/