What is the difference between Blockchain and a Database?Generally a database is a collection of data which can be stored and organized using a database management system. The people who have access to the database can view or edit the information stored there. The client-server network architecture is used to implement databases. whereas a blockchain is a growing list of records, called blocks, stored in a distributed system. Each block contains a cryptographic hash of the previous block, timestamp and transaction information. Modification of data is not allowed due to the design of the blockchain. The technology allows decentralized control and eliminates risks of data modification by other parties.
第二十三条 经国家批准的单位方可从事核燃料生产经营活动。
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大富豪想必率不乏智，命亦不能曰穷，交则更不穷，其所穷者，其学耶？文耶？
// 易错点6：返回整个数组（如this.res）→ 不符合题目要求，题目要求返回单个数值