To find the largest palindrome made from the product of two 3-digit numbers, you can start by iterating through all possible products of two 3-digit numbers. You can start from the largest 3-digit number, and go down to the smallest, checking if each product is a palindrome.

Here's an example code in Python that accomplishes this task:

python
 
 
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largest_palindrome = 0

for i in range(999, 99, -1):
    for j in range(i, 99, -1):
        product = i * j
        if str(product) == str(product)[::-1]:  # Check if the product is a palindrome
            if product > largest_palindrome:
                largest_palindrome = product

with open("102-result", "w") as file:
    file.write(str(largest_palindrome))

This code starts from 999 and goes down to 100, and for each number, it multiplies it with all numbers from itself down to 100. If the product is a palindrome and larger than the current largest palindrome, it updates the largest palindrome.

Finally, it saves the largest palindrome in a file called "102-result" without any extra spaces or new lines.

You can run this example code and it will find and save the largest palindrome in the file "102-result".

To add an item scroller for products, you can use a plugin/library such as Slick.

Slick is a responsive carousel jQuery plugin that allows you to create item scrollers for products. It is easy to use, has many options for customization, and works well on different devices and screen sizes.

Here’s an example of how to use Slick:

First, link the Slick CSS and JS files in your HTML file:

html
 
 
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<link rel="stylesheet" type="text/css" href="slick/slick.css"/>
<link rel="stylesheet" type="text/css" href="slick/slick-theme.css"/>
<script type="text/javascript" src="http://code.jquery.com/jquery-1.11.0.min.js"></script>
<script type="text/javascript" src="slick/slick.min.js"></script>

Then, add a div with a class of “slick” and add your product images as divs within it:

html
 
 
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<div class="slick">
  <div><img src="product1.jpg"/></div>
  <div><img src="product2.jpg"/></div>
  <div><img src="product3.jpg"/></div>
</div>

Finally, initialize and customize your Slick slider in a separate JavaScript file:

javascript
 
 
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$(document).ready(function(){
  $('.slick').slick({
    slidesToShow: 3,
    slidesToScroll: 1,
    autoplay: true,
    autoplaySpeed: 2000,
  });
});

In this example, the slider will display three images at a time, scroll one item at a time, and automatically play after a delay of 2000 milliseconds.

You can find more information and examples on the Slick website: https://kenwheeler.github.io/slick/

To make a product card list in HTML and CSS, you would need to create a container element (e.g. div) and add individual product card elements within it. Each product card would typically include an image, product name, description, and price. Here's an example structure using HTML and CSS:

html
 
 
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<div class="product-list-container">
  <div class="product-card">
    <img src="product-image.jpg" alt="Product Name">
    <h3 class="product-title">Product Name</h3>
    <p class="product-description">Product description goes here.</p>
    <p class="product-price">$10.00</p>
  </div>
  <!-- Add more product card elements here as needed -->
</div>

css
 
 
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.product-list-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.product-card {
  width: 30%;
  margin-bottom: 20px;
  border: 1px solid #ccc;
  border-radius: 5px;
  padding: 10px;
  box-sizing: border-box;
}

.product-card img {
  width: 100%;
  height: auto;
  border-radius: 5px;
  margin-bottom: 10px;
}

.product-title {
  font-size: 20px;
  margin: 0;
}

.product-description {
  margin: 10px 0;
}

.product-price {
  font-weight: bold;
  margin: 0;
}

In the above example, we first create a container element with the class "product-list-container". We then add multiple "product-card" elements within it - each of these contains an image, title, description, and price. The CSS styling applies a basic layout, with each product card being displayed as a 30% width box with a grey border and padding. You can adjust this styling as needed to fit the design of your website.

React.js Code:

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import React, { useState } from 'react';

const ProductPage = () => {
  const [selectedSize, setSelectedSize] = useState('S');
  const [selectedPrice, setSelectedPrice] = useState(10);

  const handleSizeChange = (e) => {
    setSelectedSize(e.target.value);
    if (e.target.value === 'S') {
      setSelectedPrice(10);
    } else if (e.target.value === 'M') {
      setSelectedPrice(15);
    } else if (e.target.value === 'L') {
      setSelectedPrice(20);
    }
  }

  return (
    <div className="product-page">
      <div className="product-image-container">
        <img src="image1.jpg" alt="Product Image" />
        <img src="image2.jpg" alt="Product Image" />
      </div>
      <div className="product-details">
        <h1>Product Name</h1>
        <p>Price: ${selectedPrice}</p>
        <label htmlFor="size-select">Size:</label>
        <select id="size-select" value={selectedSize} onChange={handleSizeChange}>
          <option value="S">Small</option>
          <option value="M">Medium</option>
          <option value="L">Large</option>
        </select>
        <button>Add to Cart</button>
      </div>
    </div>
  );
};

export default ProductPage;

Explanation:

• We use useState hook to manage the selected size and price of the product.
• We listen to the changes in the size selection using the onChange event and update the selected size and price accordingly using the setSelectedSize and setSelectedPrice functions.
• We display the product image(s), product name, price, size selection dropdown, and an Add to Cart button.
• The price displayed changes depending on the selected size.
• The user can see more than one product image.

HTML:

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Noodle Company Landing Page</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>
  <header>
    <img src="logo.png" alt="Noodle Company Logo">
    <nav>
      <ul>
        <li><a href="#">Home</a></li>
        <li><a href="#">About Us</a></li>
        <li><a href="#">Product</a></li>
        <li><a href="#">Contact Us</a></li>
      </ul>
    </nav>
  </header>
  <main>
    <section id="about-us">
      <h2>About Us</h2>
      <div class="slideshow">
        <img src="slide1.png" alt="Slide 1">
        <img src="slide2.png" alt="Slide 2">
        <img src="slide3.png" alt="Slide 3">
      </div>
      <p>Insert summary of the company here.</p>
    </section>
    <section id="product">
      <h2>Product</h2>
      <div class="product-grid">
        <div class="product">
          <img src="product1.png" alt="Product 1">
          <div class="product-text">
            <h3>Product 1</h3>
            <p>Description of product 1.</p>
          </div>
        </div>
        <div class="product">
          <img src="product2.png" alt="Product 2">
          <div class="product-text">
            <h3>Product 2</h3>
            <p>Description of product 2.</p>
          </div>
        </div>
        <div class="product">
          <img src="product3.png" alt="Product 3">
          <div class="product-text">
            <h3>Product 3</h3>
            <p>Description of product 3.</p>
          </div>
        </div>
        <div class="product">
          <img src="product4.png" alt="Product 4">
          <div class="product-text">
            <h3>Product 4</h3>
            <p>Description of product 4.</p>
          </div>
        </div>
      </div>
    </section>
    <section id="contact-us">
      <h2>Contact Us</h2>
      <div class="contact-info">
        <p>Address: 123 Main St.</p>
        <p>Phone Number: (123) 456-7890</p>
        <p>Email: info@noodlecompany.com</p>
      </div>
      <div class="logo-slideshow">
        <img src="logo1.png" alt="Company Logo 1">
        <img src="logo2.png" alt="Company Logo 2">
        <img src="logo3.png" alt="Company Logo 3">
      </div>
    </section>
  </main>
</body>
</html>

CSS:

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/* Reset CSS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* General Styles */
body {
  font-family: Arial, sans-serif;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background-color: #f2f2f2;
}

nav ul {
  display: flex;
  list-style: none;
}

nav li {
  margin: 0 0.5rem;
}

nav a {
  text-decoration: none;
  color: black;
  font-weight: bold;
}

main {
  padding: 2rem;
}

h2 {
  margin-bottom: 1rem;
}

/* About Us Styles */
.slideshow {
  display: flex;
  overflow: hidden;
}

.slideshow img {
  width: 100%;
  height: auto;
  object-fit: cover;
  animation: slide 10s infinite;
}

@keyframes slide {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  25% {
    opacity: 0;
    transform: scale(1.1);
  }
  50% {
    opacity: 0;
    transform: scale(1.1);
  }
  75% {
    opacity: 0;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Product Styles */
.product-grid {
  display: grid;