Content Comparison

void setup() {
  size(200600, 200400);
}

void draw() {
  loadPixels();

  // loop through all rows
  for (int xy=0; x<widthy<height; xy++) {
    // loop through all columns per row
    for (int yx=0; y<heightx<width; yx++) {
      // calculate pixel location in list
      int loc = x+y*width + x;

      // set color depending on if color is dividable by two (even, odd)
      if (x%2x%10 == 0) {
        pixels[loc] = color(255);
      } else {
        pixels[loc] = color(0);
      }
    }
  }

  updatePixels();
}