Add missing include header and std:: namespace spec. (#487)
7 ${PROJECT_BINARY_DIR}/lemon
10 # Uncomment (and adjust) the following two lines. 'myprog' is the name
11 # of the final executable ('.exe' will automatically be added to the
12 # name on Windows) and 'myprog-main.cc' is the source code it is
13 # compiled from. You can add more source files separated by
14 # whitespaces. Moreover, you can add multiple similar blocks if you
15 # want to build more than one executables.
17 # ADD_EXECUTABLE(myprog myprog-main.cc)
18 # TARGET_LINK_LIBRARIES(myprog lemon)