- d -

• Down : test.cpp , test_flags.cpp

- f -

• four : test.cpp , test_flags.cpp

- l -

• Left : test.cpp , test_flags.cpp
• loooooooooooooooooooong1 : test.cpp
• loooooooooooooooooooong2 : test.cpp

- n -

• no_number : test_flags.cpp
• NoDirection : test_flags.cpp

- o -

• one : test.cpp , test_flags.cpp , test.cpp , test_flags.cpp

- r -

• Right : test.cpp , test_flags.cpp

- s -

• s1 : test.cpp
• s2 : test.cpp

- t -

• three : test.cpp , test_flags.cpp , test.cpp , test_flags.cpp
• two : test.cpp , test_flags.cpp , test.cpp

- u -

• Up : test.cpp , test_flags.cpp