BusinessDuck

<?php

namespace App;

use Web3\Web3;
use Web3\Providers\HttpProvider;
use Web3\RequestManagers\RequestManager;
use Web3\Contract;
use Web3\Utils;
use Web3\Validators\AddressValidator;

BusinessDuck

/* eslint-disable no-console */
const crypto = require('crypto');

/**
 * Modulus operation with a twist. It takes two parameters, a and b, and returns the remainder
 * of the division of a by b. However, there's a condition to handle the case when a is negative.
 */
function mod(a, b) {
	return ((a % b) + b) % b;
}