【问题描述】

写一程序将一个文件fcopy.in拷贝至另一个文件fcopy.out, 其中在所拷贝的文件中, 多个连续空白符（包括空格符、制表符）只拷贝一个空格符， 其它字符不变。

【输入形式】

源文件名和目标文件名分别为fcopy.in和fcopy.out，程序将从当前目录下读取fcopy.in文件。

【输出形式】

将fcopy.in文件内容拷贝至当前目录下的fcopy.out文件中。在所拷贝的文件中, 多个连续空白符（包括空格符、制表符）只拷贝一个空格符，若非空白符之间有一个制表符，则该制表符也要替换为空格符，其它字符不变。

【输入样例】

假如文件fcopy.in中内容如下：

Alcatel provides end-to-end solutions.

【输出样例】

输出文件fcopy.out中内容为：

Alcatel provides end-to-end solutions.

【样例说明】

将文件fcopy.in拷贝到fcopy.out，同时做适当的转换。-[Problem Descr iption]

Write a program to copy a file to another file fcopy.in fcopy.out, which in the copied file, multiple consecutive whitespace characters (including spaces, tabs) copy only a space character, other characters unchanged .

[Input form]

Source file name and destination file names are fcopy.in and fcopy.out, the program reads fcopy.in file from the current directory.

[Output] form

The fcopy.in file contents copied to the current directory fcopy.out file. In the copy of the file, multiple consecutive whitespace characters (including spaces, tabs) just copy a space character, if not a whitespace between tabs, the tabs should be replaced with a space character, other characters remain unchanged.

[Sample input]

If the file fcopy.in reads as follows:

Alcatel provides end-to-end solutions.

Sample output]

Output file fcopy.out content is:

Alcatel provides end-to-end solutions.

[Sample Descr iption]

Fcopy.in copy the files to fcopy.out, while doing the appropriate c