제출 #1174946

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1174946		vahagng	Memory (IOI10_memory)	C++20	컴파일 에러	0 ms	0 KiB

memory

#include "grader.h"
#include <bits/stdc++.h>
#include "memory.h"


void play() {
   vector<int>v[26];
   for(int i = 0; i < 26; i++){
      v[i].clear();
   }
   for(int i = 1; i < 50; i+=2){
      char c = faceup(i);
      v[c - 'A'].push_back(i);
      c = faceup(i+1);
      v[c-'A'].push_back(i+1);
   }
   for(int i = 0; i < 25; i++){
      if(v[i].size() < 2) continue;
      faceup(v[i][0]);
      faceup(v[i][1]);
   }
}

컴파일 시 표준 에러 (stderr) 메시지

memory.cpp: In function 'void play()':
memory.cpp:7:4: error: 'vector' was not declared in this scope
    7 |    vector<int>v[26];
      |    ^~~~~~
memory.cpp:7:4: note: suggested alternatives:
In file included from /usr/include/c++/11/vector:67,
                 from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from memory.cpp:2:
/usr/include/c++/11/bits/stl_vector.h:389:11: note:   'std::vector'
  389 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
In file included from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from memory.cpp:2:
/usr/include/c++/11/vector:86:13: note:   'std::pmr::vector'
   86 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
memory.cpp:7:11: error: expected primary-expression before 'int'
    7 |    vector<int>v[26];
      |           ^~~
memory.cpp:9:7: error: 'v' was not declared in this scope
    9 |       v[i].clear();
      |       ^
memory.cpp:13:7: error: 'v' was not declared in this scope
   13 |       v[c - 'A'].push_back(i);
      |       ^
memory.cpp:18:10: error: 'v' was not declared in this scope
   18 |       if(v[i].size() < 2) continue;
      |          ^
memory.cpp:19:14: error: 'v' was not declared in this scope
   19 |       faceup(v[i][0]);
      |              ^