{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the problems with deployment operations and transfer operations in blockchain?","a":"Deployment operation issues:↵   - When deploying smart contracts, vulnerabilities or logic errors in the code may occur, which could lead to problems  during the execution of the contract, causing losses to users.↵   - The required computing resources and energy consumption for deploying contracts are relatively large, resulting in heavier environmental burdens and increased costs.↵   - When deploying new contracts or updating existing ones, consensus is needed across the entire network, thereby affecting the throughput and transaction speed of the blockchain system."}]}],"pr":"e0339b34b61771fa62d7e4bb683b99524a27aa269a2429857de0bc5f6fdc8111"}