Language: C++

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main() {
    string s;
    cin >> s;
    cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'const char*')
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |     ~~~ ^~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |     |                    |
      |     |                    const char*
      |     std::istream {aka std::basic_istream<char>}
In file included from /usr/include/c++/14/iostream:42,
                 from a.cc:1:
/usr/include/c++/14/istream:170:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  170 |       operator>>(bool& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:170:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: cannot bind non-const lvalue reference of type 'bool&' to a value of type 'const char*'
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
/usr/include/c++/14/istream:174:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  174 |       operator>>(short& __n);
      |       ^~~~~~~~
/usr/include/c++/14/istream:174:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'short int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(short int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'short int&'
/usr/include/c++/14/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  177 |       operator>>(unsigned short& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:177:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'short unsigned int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(short unsigned int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'short unsigned int&'
/usr/include/c++/14/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  181 |       operator>>(int& __n);
      |       ^~~~~~~~
/usr/include/c++/14/istream:181:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'int&'
/usr/include/c++/14/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  184 |       operator>>(unsigned int& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:184:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'unsigned int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(unsigned int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'unsigned int&'
/usr/include/c++/14/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  188 |       operator>>(long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:188:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'long int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(long int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'long int&'
/usr/include/c++/14/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  192 |       operator>>(unsigned long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:192:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'long unsigned int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(long unsigned int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'long unsigned int&'
/usr/include/c++/14/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  199 |       operator>>(long long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:199:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'long long int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(long long int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'long long int&'
/usr/include/c++/14/istream:203:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  203 |       operator>>(unsigned long long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:203:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const char*' to 'long long unsigned int' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const char*
a.cc:10:26: error: cannot bind rvalue '(long long unsigned int)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No"))' to 'long long unsigned int&'
/usr/include/c++/14/istream:328:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  328 |       operator>>(void*& __p)
      |       ^~~~~~~~
/usr/include/c++/14/istream:328:7: note:   conversion of argument 1 would be ill-formed:
a.cc:10:26: error: invalid conversion from 'const void*' to 'void*' [-fpermissive]
   10 |     cin >> (s[0] == s[2] ? "Yes" : "No") >> endl;
      |            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
      |                          |
      |                          const void*
a.cc:10:26: error: cannot bind rvalue '(void*)((const void*)((((int)s.std::__cxx11::basic_string<char>::operator[](0)) == ((int)s.std::__cxx11::basic_string<char>::operator[](2))) ? ((const char*)"Yes") : ((const char*)"No")))' to 'void*&'
/usr/include/c++/14/istream:219:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
  219 |       operator>>(float& __f)
      |       ^~~~~~~~
/usr/include/c++/14/istream:219:25: note:   no known conversion for argument 1 from 'const char*' to 'float&'
  219 |       operator>>(float& __f)
      |                  ~~~~~~~^~~
/usr/include/c++/14/istream:223:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [w