diff --git a/io.cpp b/src/io.cpp
similarity index 100%
rename from io.cpp
rename to src/io.cpp
diff --git a/io.h b/src/io.h
similarity index 100%
rename from io.h
rename to src/io.h
diff --git a/main.cpp b/src/main.cpp
similarity index 100%
rename from main.cpp
rename to src/main.cpp