solidity

問題文
(contract)
contract
(int)
int
(function)
function
(function)
function
(import)
import
(contract)
contract
(function)
function
(function)
function
(contract)
contract
(contract)
contract
(return)
return
(return)
return
(return)
return
(string)
string
(string)
string
(uint)
uint
(uint)
uint
(int)
int
(int)
int
(public)
public
(public)
public
(returns)
returns
(returns)
returns
(bool)
bool
(bool)
bool
(modifier)
modifier
(modifier)
modifier
(require)
require
(require)
require
(require)
require
(address)
address
(address)
address
(enum)
enum
(enum)
enum
(private)
private
(private)
private
(internal)
internal
(internal)
internal
(external)
external
(external)
external
(public)
public
(public)
public
(view)
view
(view)
view
(pure)
pure
(pure)
pure
(mapping)
mapping
(mapping)
mapping
(msg.sender)
msg.sender
(msg.sender)
msg.sender