제출 #304368

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
304368	2020-09-21 08:13:55	kevinsogo	버섯 세기 (IOI20_mushrooms)	C++17	100 / 100	968 ms	603700 KiB

mushrooms

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#include "mushrooms.h"
#include <bits/stdc++.h>
using namespace std;
const int GIVEUP = 0;
const int COUNT = 1;
const int SWAP = 2;
const int MOVE = 3;
const int INF = 1 << 30;
using group = vector<int>;
using distrib = pair<string,vector<int>>;
using movement = pair<distrib,map<int,distrib>>;
template<class T>
void sort_uniq(vector<T>& v) {
    sort(v.begin(), v.end());
    v.erase(unique(v.begin(), v.end()), v.end());
}
vector<movement> moves = {
    // A....
    {{"AWWWW",{0,1,2,3,4}}, {
        {0, {"AAAAA",{0,1,2,3,4}}},
        {1, {"A1B",  {0,1,2,3,4}}},
        {2, {"A2A",  {0,1,2,3,4}}},
        {3, {"A3B",  {0,1,2,3,4}}},
        {4, {"ABABA",{0,1,2,3,4}}},
    }},
    // .A...A
 
 
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컴파일 시 표준 에러 (stderr) 메시지

mushrooms.cpp: In function 'void init_groups()':
mushrooms.cpp:117:65: warning: array subscript has type 'char' [-Wchar-subscripts]
  117 |     for (int i = 0; i < groupc; i++) group_index[group_labels[i]] = i;
      |                                                                 ^
In file included from /usr/include/c++/9/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:33,
                 from mushrooms.cpp:2:
mushrooms.cpp: In function 'void do_move(int)':
mushrooms.cpp:153:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<std::__cxx11::basic_string<char>, std::vector<int> >, std::map<int, std::pair<std::__cxx11::basic_string<char>, std::vector<int> > > > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  153 |         assert(0 <= move && move < moves.size());
      |                             ~~~~~^~~~~~~~~~~~~~
mushrooms.cpp:159:53: warning: array subscript has type 'char' [-Wchar-subscripts]
  159 |             vector<group>& src = groups[group_index[g]];
      |                                                     ^
mushrooms.cpp:172:67: warning: array subscript has type 'char' [-Wchar-subscripts]
  172 |             auto ntarget_it = target_it + group_sizes[group_index[g]];
      |                                                                   ^
mushrooms.cpp:173:32: warning: array subscript has type 'char' [-Wchar-subscripts]
  173 |             groups[group_index[g]].emplace_back(target_it, ntarget_it);
      |                                ^
mushrooms.cpp: In function 'void init_deltas()':
mushrooms.cpp:189:52: warning: array subscript has type 'char' [-Wchar-subscripts]
  189 |         for (char g : req_groups) reqd[group_index[g]]++;
      |                                                    ^
mushrooms.cpp:193:56: warning: array subscript has type 'char' [-Wchar-subscripts]
  193 |             for (char g : res_groups) resd[group_index[g]]--;
      |                                                        ^
mushrooms.cpp: In function 'int count_now(int, int, int)':
mushrooms.cpp:219:44: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  219 |     return a * (q + 1) + b + (d >> 1) * (d + 1 >> 1);
      |                                          ~~^~~
In file included from /usr/include/c++/9/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:33,
                 from mushrooms.cpp:2:
mushrooms.cpp: In function 'int get_hsh(int, const deltatype&)':
mushrooms.cpp:230:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  230 |     assert(0 <= hsh && hsh < _best.size());
      |                        ~~~~^~~~~~~~~~~~~~
mushrooms.cpp: In lambda function:
mushrooms.cpp:249:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  249 |             for (int i = 0; i < d.size(); i++) if (d[i] < req[i]) return;
      |                             ~~^~~~~~~~~~
mushrooms.cpp:253:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  253 |                 for (int i = 0; i < d.size(); i++) nd[i] -= delta[i];
      |                                 ~~^~~~~~~~~~
mushrooms.cpp: In function 'std::pair<int, int> best(int, const deltatype&)':
mushrooms.cpp:265:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<std::__cxx11::basic_string<char>, std::vector<int> >, std::map<int, std::pair<std::__cxx11::basic_string<char>, std::vector<int> > > > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  265 |             for (int i = 0; i < moves.size(); i++) try_cand(i);
      |                             ~~^~~~~~~~~~~~~~

• Subtask 1: 100 / 100