wangxiao f6a65df0cc add(operation-backend):[wechat 信息] %!s(int64=4) %!d(string=hai) anos
..
main f6a65df0cc add(operation-backend):[wechat 信息] %!s(int64=4) %!d(string=hai) anos
test 992b441c60 add(operation-backend):[wechat 信息] %!s(int64=4) %!d(string=hai) anos