三目运算符，自己搜
by xfrvq @ 2022-07-19 19:32:49
@[TwistzZ0629](/user/755416)
by xfrvq @ 2022-07-19 19:32:54
```cpp
(stHour < 10 ? cout << '0' : cout) << stHour << ((stMinute < 10) ? ":0" : ";") << stMinute;
```
by jijidawang @ 2022-07-19 19:36:58