new file:   .gitignore
	new file:   cc/strprintf.cc
	new file:   cc/strprintf.h
	new file:   README.txt
	new file:   class_tags.h
	new file:   count_top_k_words.cc
	new file:   make_everything_object.cc
	new file:   std.h
	new file:   stl_container_erase.cc
	new file:   string.cc
	new file:   string_method.h
	new file:   template_specialization.cc