제출 #52965

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘int main()’:
Main.cpp:19:23: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses]
   19 |         if(!a.empty() && n > a.top() || a.empty()){ //비어있는 경우를 고려하지 않음
      |            ~~~~~~~~~~~^~~~~~~~~~~~~~
Main.cpp:22:31: error: invalid conversion from ‘const char*’ to ‘char’ [-fpermissive]
   22 |                 ans.push_back("+\n");
      |                               ^~~~~
      |                               |
      |                               const char*
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/ostream:38,
                 from /usr/include/c++/11/iostream:39,
                 from Main.cpp:1:
/usr/include/c++/11/bits/basic_string.h:1341:24: note:   initializing argument 1 of ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1341 |       push_back(_CharT __c)
      |                 ~~~~~~~^~~
Main.cpp:26:27: error: invalid conversion from ‘const char*’ to ‘char’ [-fpermissive]
   26 |             ans.push_back("-\n");
      |                           ^~~~~
      |                           |
      |                           const char*
In file included from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/ostream:38,
                 from /usr/include/c++/11/iostream:39,
                 from Main.cpp:1:
/usr/include/c++/11/bits/basic_string.h:1341:24: note:   initializing argument 1 of ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
 1341 |       push_back(_CharT __c)
      |                 ~~~~~~~^~~