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A QR code (Quick Response code) is a two-dimensional barcode that stores information and can be easily scanned using a smartphone or QR code reader. It consists of black squares arranged on a white background and can hold various types of data, such as URLs, contact information, or text. QR codes have become widely used for quick access to websites, digital payments, product information, and more. They offer a convenient way to bridge physical and digital worlds, enabling users to instantly retrieve information by simply scanning the code with their mobile devices.
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