Submission #1120899

#	Time	Username	Problem	Language	Result	Execution time	Memory
1120899		vjudge1	Art Collections (BOI22_art)	C++17	20 / 100	133 ms	768 KiB

art

#include<bits/stdc++.h>
#include "art.h"
bool used[1111][1111];
using namespace std;
void solve(int n) {
	vector <int> v, v2;
	for(int i = 1; i <= n; i++) {
		v.push_back(n - i + 1);
	}
	int res = publish(v);
    if(res == 0) {
    	answer(v);
    	return;
    }
	for(int i = 0; i < v.size(); i++) {
		for(int j = 0; j < v.size(); j++) {
			if(i == j) continue;
			if(used[i][v[j]] == 1 && used[j][v[i]] == 1) continue;
			swap(v[i], v[j]);
			used[i][v[j]] = 1;
			used[j][v[i]] = 1;
			int cur = publish(v);
			if(cur == 0) {
				answer(v);
				return;
			}
			if(cur > res) {
				swap(v[i], v[j]);
			}
			else {
				res = cur;
			}
		}
	}
	answer(v);
}

Compilation message (stderr)

art.cpp: In function 'void solve(int)':
art.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 < v.size(); i++) {
      |                 ~~^~~~~~~~~~
art.cpp:16:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |   for(int j = 0; j < v.size(); j++) {
      |                  ~~^~~~~~~~~~
interface.cpp: In function 'int publish(std::vector<int>)':
interface.cpp:20:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
interface.cpp: In function 'void answer(std::vector<int>)':
interface.cpp:36:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30