Borderou de evaluare (job #787902)

Compilare: main.cpp: In function 'int main()': main.cpp:26:19: warning: '((__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type*)((char*)&n1 + offsetof(std::__cxx11::string, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::<unnamed>)))[1]' is used uninitialized [-Wuninitialized] 26 | char g1 = n1[1]; | ^ main.cpp:24:12: note: 'n1' declared here 24 | string n1,n2,n3; | ^~ main.cpp:29:19: warning: '((__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type*)((char*)&n2 + offsetof(std::__cxx11::string, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::<unnamed>)))[1]' is used uninitialized [-Wuninitialized] 29 | char g2 = n2[1]; | ^ main.cpp:24:15: note: 'n2' declared here 24 | string n1,n2,n3; | ^~ main.cpp:32:19: warning: '((__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type*)((char*)&n3 + offsetof(std::__cxx11::string, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::<unnamed>)))[1]' is used uninitialized [-Wuninitialized] 32 | char g3 = n3[1]; | ^ main.cpp:24:18: note: 'n3' declared here 24 | string n1,n2,n3; | ^~