02.07Center Alignment居中对齐

Center Alignment | JXNUOJ
描述：
Almost every text editor has a built-in function of center text alignment. The developers of the popular in Berland text editor «Textpad» decided to introduce this functionality into the fourth release of the product.
You are to implement the alignment in the shortest possible time. Good luck!
几乎每一个文本编译器都有居中对齐功能。流行的Berland文本编译器《Textpad》决定将此功能放入新发行的第四版本。
你将在尽可能短的时间里完成对齐。祝你好运。
输入：
The input file consists of one or more lines, each of the li

02.07Center Alignment居中对齐最先出现在Python成神之路。