Introduction - If you have any usage issues, please Google them yourself
Read from the data file records.txt student information, the establishment of the same order with the source data and print the list of students on the screen
Height standards in statistics list the number of students (boys and girls the value of the height standard keyboard input), and print the results
The list of students sorted by student number, then a student has the relevant information into the students ordered by Student ID in the list have remained orderly learning numbers, list the results printed on the screen
Students after the above operation for inverted list, the resulting output to the data file result.txt in
Delete the specified height value in the list of all students nodes and print
Students will list the current list split into boys and girls list (no new node generation), were printed to the screen.