样例输出：
```output1
*
*
* *
* * * *
* * * *
* * * * * *
* * * * * * * * * *
* * * * * * * * * * * * *
* * * * * * * * * * * * * * * * * *
* * * * * * * * * * * * * * * * * * * * * * * * * *
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
```
你的输出：
```output
*
*
* *
* * * *
* * * *
* * * * * *
* * * * * * * * * *
* * * * * * * * * * * * *
* * * * * * * * * * * * * * * * * *
* * * * * * * * * * * * * * * * * * * * * * * * * *
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
```
多了一行。
by cosf @ 2023-12-17 23:26:51
编译器返回：`warning: this program uses gets(), which is unsafe.`
by cosf @ 2023-12-17 23:27:33
@[cosf](/user/516725) 谢谢！！
by 547wangsiqi @ 2023-12-18 19:49:02