Consult everybody a great god, and I'm ubuntu16.04 run cmake compile a program, submitted to the following error

I baidu to this error may be associated with GCC or g + + didn't installed, but the GCC and g + + has been installed

Uninstall the GCC/g + +/cmake reinstall again, will continue to report the error.
Excuse me is there a great god can help me to manage the thinking of the solution, thank you very much