oil_pipe ........\Debug ........\.....\oil_pipe.exe ........\.....\oil_pipe.ilk ........\.....\oil_pipe.obj ........\.....\oil_pipe.pch ........\.....\oil_pipe.pdb ........\.....\vc60.idb ........\.....\vc60.pdb ........\input.txt ........\oil_pipe.cpp ........\oil_pipe.dsp ........\oil_pipe.dsw ........\oil_pipe.ncb ........\oil_pipe.opt ........\oil_pipe.plg ........\output.txt ........\输油管道问题.doc ........\题目要求.txt