input_files
...........\1.txt
...........\2.txt
...........\3.txt
...........\4.txt
...........\5.txt
...........\6.txt
...........\ps
...........\ps~
...........\test
...........\test.cpp
...........\test.cpp~
...........\try
...........\try.c
...........\try.c~
...........\无标题文档~