제출 #23803

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘int main()’:
Main.cpp:6:5: error: ‘cin’ was not declared in this scope
    6 |     cin >> T;
      |     ^~~
Main.cpp:2:1: note: ‘std::cin’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
    1 | #include <cmath>
  +++ |+#include <iostream>
    2 | using namespace std;
Main.cpp:10:19: error: ‘to_string’ was not declared in this scope
   10 |         char x = (to_string)(a)[(to_string)(a).length()-1];//끝자리 수
      |                   ^~~~~~~~~
Main.cpp:13:13: error: ‘cout’ was not declared in this scope
   13 |             cout << x << '\n';
      |             ^~~~
Main.cpp:13:13: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
Main.cpp:15:13: error: ‘cout’ was not declared in this scope
   15 |             cout << "10\n";
      |             ^~~~
Main.cpp:15:13: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
Main.cpp:19:13: error: ‘cout’ was not declared in this scope
   19 |             cout << (to_string)(res)[(to_string)(res).length()-1] << '\n';
      |             ^~~~
Main.cpp:19:13: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?