제출 #300763

#제출 시각아이디문제언어결과실행 시간메모리
300763IgorI카니발 티켓 (IOI20_tickets)C++17
컴파일 에러
0 ms0 KiB
#include "tickets.h" #include <vector> using namespace std; long long find_maximum(int k, std::vector<std::vector<int>> x) { int n = x.size(), m = x[0].size(); vector<long long> s; for (int i = 0; i < n; i++) s.push_back(x[i][0]); sort(all(s)); long long si = 0; for (int i = 0; i < n / 2; i++) si += s[i + n / 2] - s[i]; allocate_tickets(vector<vector<int> >(n, vector<int>(m))); return si; }

컴파일 시 표준 에러 (stderr) 메시지

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:11:10: error: 'all' was not declared in this scope
   11 |     sort(all(s));
      |          ^~~
tickets.cpp:11:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   11 |     sort(all(s));
      |     ^~~~
      |     short