File list (Check if you may need any files):
LearnMakefile\实验源码\example1\hello
.............\........\........\hello.c
.............\........\........\hello.o
.............\........\........\makefile
.............\........\........\makefile1
.............\........\........\makefile2
.............\........\........\readme.txt
.............\........\.......2\hello
.............\........\........\hello1.c
.............\........\........\hello1.o
.............\........\........\hello2.c
.............\........\........\hello2.h
.............\........\........\hello2.o
.............\........\........\makefile1
.............\........\........\makefile2
.............\........\........\readme.TXT
.............\........\example1
.............\........\example2
.............\实验源码
LearnMakefile