Main.cc:10:9: error: stray '\357' in program c=a&b; ^ Main.cc:10:9: error: stray '\274' in program Main.cc:10:9: error: stray '\233' in program Main.cc: In function 'int main()': Main.cc:5:5: error: 'cin' was not declared in this scope cin>>a>>b; ^ Main.cc:5:5: note: suggested alternative: In file included from Main.cc:1:0: /usr/include/c++/4.8.2/iostream:60:18: note: 'std::cin' extern istream cin; /// Linked to standard input ^ Main.cc:11:5: error: expected ';' before '}' token } ^