Main.cc:4:28: warning: missing terminating " character scanf("%d%d%d",&a,&b,&c"); ^ Main.cc:4:28: error: missing terminating " character scanf("%d%d%d",&a,&b,&c"); ^~~ Main.cc:1:1: error: ‘include’ does not name a type; did you mean ‘__has_include’? include ^~~~~~~ __has_include