제출 #33232

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
33232	2017-10-23 04:14:40	model_code	고대 책들 (IOI17_books)	C++11	12 / 100	2000 ms	1048576 KiB

books

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// Library solution for S=0 in O((N+2)!)
// Score: 20
// Use BFS over the entire state space
#include "books.h"
#include <vector>
#include <queue>
#include <map>
#include <iostream>
using namespace std;
struct state {
  int p; // Minas position
  int b; // Minas current book
  vector<int> s; // shelf
  bool operator < (const state &o) const {
    if(p != o.p) return p<o.p;
    if(b != o.b) return b<o.b;
    return s<o.s;
  }
  bool operator == (const state &o) const {
    return !(*this < o) && !(o < *this);
  }
  void print() const  {
    cout << "state: p=" << p << " b=" << b << " s=[";
    for(int i=0; i<s.size(); i++) {
      if(i>0) cout << ",";
      cout << s[i];
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

books.cpp: In member function 'void state::print() const':
books.cpp:27:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0; i<s.size(); i++) {
                 ^

• Subtask 1: 12 / 12
• Subtask 2: 0 / 10
• Subtask 3: 0 / 28
• Subtask 4: 0 / 20
• Subtask 5: 0 / 30