两个文件中各有若干个以递增次序排列的实数， 编写一个程序将这两个文件中的数

统一排序后写入到一个新的文件中。并检验新文件数据是否正确-Each of the two files in ascending order of number of real number, write a program in these two files after sorting the number of uniform written to a new file. And test the new file data is correct