제출 #424303

#제출 시각아이디문제언어결과실행 시간메모리
424303Apiram버섯 세기 (IOI20_mushrooms)C++14
컴파일 에러
0 ms0 KiB
#include "mushrooms.h" #include<bits/stdc++.h> using namespace std; int count_mushrooms(int n) { vector<int>a,b; a.push_back(a); int ans=0; vector<int>both; for (int i =1;i<n;++i){ both.push_back(i); if (both.size()!=max(a.size(),b.size()))continue; if (a.size()>b.size()){ vector<int>cur; for (int i =0;i<both.size();++i){ cur.push_back(both[i]); cur.push_back(a[i]); } int k = use_machine(cur); ans+=(k + 1)/2 - 1; if (k%2==1){ a.push_back(cur[0]); } else b.push_back(cur[0]); } else { vector<int>cur; for (int i =0;i<both.size();++i){ cur.push_back(both[i]); cur.push_back(b[i]); } int k = use_machine(cur); ans+=cur.size() - (k + 1)/2 ; if (k%2==1){ b.push_back(cur[0]); } else a.push_back(cur[0]); } both.clear(); } if (!both.empty()){ if (a.size()>b.size()){ vector<int>cur; for (int i =0;i<both.size();++i){ cur.push_back(both[i]); cur.push_back(a[i]); } int k = use_machine(cur); ans+=(k + 1)/2 - 1; if (k%2==1){ a.push_back(cur[0]); } else b.push_back(cur[0]); } else { vector<int>cur; for (int i =0;i<both.size();++i){ cur.push_back(both[i]); cur.push_back(b[i]); } int k = use_machine(cur); ans+=cur.size() - (k + 1)/2 ; if (k%2==1){ b.push_back(cur[0]); } else a.push_back(cur[0]); } } return ans + a.size(); }

컴파일 시 표준 에러 (stderr) 메시지

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:7:15: error: no matching function for call to 'std::vector<int>::push_back(std::vector<int>&)'
    7 |  a.push_back(a);
      |               ^
In file included from /usr/include/c++/10/vector:67,
                 from mushrooms.h:1,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:1187:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::value_type = int]'
 1187 |       push_back(const value_type& __x)
      |       ^~~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:1187:35: note:   no known conversion for argument 1 from 'std::vector<int>' to 'const value_type&' {aka 'const int&'}
 1187 |       push_back(const value_type& __x)
      |                 ~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:1203:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::value_type = int]'
 1203 |       push_back(value_type&& __x)
      |       ^~~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:1203:30: note:   no known conversion for argument 1 from 'std::vector<int>' to 'std::vector<int>::value_type&&' {aka 'int&&'}
 1203 |       push_back(value_type&& __x)
      |                 ~~~~~~~~~~~~~^~~
mushrooms.cpp:15:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |    for (int i =0;i<both.size();++i){
      |                  ~^~~~~~~~~~~~
mushrooms.cpp:28:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |    for (int i =0;i<both.size();++i){
      |                  ~^~~~~~~~~~~~
mushrooms.cpp:45:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |    for (int i =0;i<both.size();++i){
      |                  ~^~~~~~~~~~~~
mushrooms.cpp:58:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   58 |    for (int i =0;i<both.size();++i){
      |                  ~^~~~~~~~~~~~