제출 #168391

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘int main()’:
Main.cpp:2:5: error: ‘ios’ has not been declared
    2 |     ios::sync_with_stdio(false);
      |     ^~~
Main.cpp:3:5: error: ‘cin’ was not declared in this scope
    3 |     cin.tie(NULL); cout.tie(NULL);
      |     ^~~
Main.cpp:3:13: error: ‘NULL’ was not declared in this scope
    3 |     cin.tie(NULL); cout.tie(NULL);
      |             ^~~~
Main.cpp:1:1: note: ‘NULL’ is defined in header ‘<cstddef>’; did you forget to ‘#include <cstddef>’?
  +++ |+#include <cstddef>
    1 | int main() {
Main.cpp:3:20: error: ‘cout’ was not declared in this scope
    3 |     cin.tie(NULL); cout.tie(NULL);
      |                    ^~~~
Main.cpp:5:5: error: ‘vector’ was not declared in this scope
    5 |     vector<double> nums(n); cin >> nums[0]; ans = nums[0];
      |     ^~~~~~
Main.cpp:5:12: error: expected primary-expression before ‘double’
    5 |     vector<double> nums(n); cin >> nums[0]; ans = nums[0];
      |            ^~~~~~
Main.cpp:5:36: error: ‘nums’ was not declared in this scope
    5 |     vector<double> nums(n); cin >> nums[0]; ans = nums[0];
      |                                    ^~~~
Main.cpp:11:13: error: ‘fixed’ was not declared in this scope
   11 |     cout << fixed;
      |             ^~~~~
Main.cpp:13:13: error: ‘round’ was not declared in this scope
   13 |     cout << round(ans * 1000) / 1000.0 << endl;
      |             ^~~~~
Main.cpp:13:43: error: ‘endl’ was not declared in this scope
   13 |     cout << round(ans * 1000) / 1000.0 << endl;
      |                                           ^~~~