进入到cmd文件夹下
cd go-blockchain/cmd
创建一个新的区块链
go run main.go create -address pibigstar
查看余额
go run main.go balance -address pibigstar
转账
go run main.go send -from pibigstar -to lei -amount 3
再次查看余额
go run main.go balance -address pibigstar
打印整个区块链
go run main.go list
