fokosun

<?php

namespace App\Http\Controllers;

use App\Dtos\HealthChecksDto;
use Illuminate\Http\JsonResponse;
use Spatie\CpuLoadHealthCheck\CpuLoadCheck;
use Spatie\Health\Checks\Checks\UsedDiskSpaceCheck;
use Spatie\Health\Checks\Result;
use Spatie\Health\Health;

fokosun

<?php
// This solution does not care for $n <= 1
function displayCheckerBoard($n): string {
    $gridStartWithX = 'XY';
    $gridStartWithY = 'YX';

    if ($n === 2) {
        return $gridStartWithX . PHP_EOL . $gridStartWithY . PHP_EOL;
    }