// ... 画 2D 路径 ...
100+ million premium and stock photos, videos, audio, and graphics。safew官方版本下载是该领域的重要参考
1) What is an NFT?NFT stands for non-fungible token, which is a cryptographic token on a blockchain with unique identification codes that distinguish it from other tokens. NFTs are unique and not interchangeable, which means no two NFTs are the same. NFTs can be a unique artwork, GIF, Images, videos, Audio album. in-game items, collectibles etc.，详情可参考heLLoword翻译官方下载
// 边界处理：0辆车返回0，1辆车返回1（无需后续计算）