Main.cc:1:2: error: invalid preprocessing directive #inclnde; did you mean #include? #inclnde ^~~~~~~ include Main.cc: In function ‘int main()’: Main.cc:4:5: error: ‘a’ was not declared in this scope a>1&& a<100 ^ Main.cc:4:13: error: expected ‘}’ at end of input a>1&& a<100 ^~~ Main.cc:3:11: note: to match this ‘{’ int main(){ ^