Submission #731765

#	Time	Username	Problem	Language	Result	Execution time	Memory
731765		bane	Art Collections (BOI22_art)	C++17	100 / 100	1637 ms	732 KiB

art

#include <bits/stdc++.h>
using namespace std;
/**
 * returns how many complaints you will receive for this ordering of the art collections
 */
int publish(std::vector<int>);

/**
 * use this function when you have found the correct order of the art collections
 * You must call answer exactly once; your program will be automatically
 * terminated afterwards.
 */
void answer(std::vector<int>);

/**
 * implement this function
 */
void solve(int n){
	vector<int>ask(n);
	iota(ask.begin(), ask.end(), 1);
	vector<int>odg;
	odg.push_back(publish(ask));
	for (int _ = 1 ; _ < n; _++){
		for (int j =  1 ; j < n; j++)swap(ask[j], ask[j - 1]);
		odg.push_back(publish(ask));
	}
	vector<int>ans(n);
	for (int i = 0 ; i < n; i++){
		ans[(odg[i] - odg[(i + 1)%n] + n - 1) / 2] = i + 1;
	}
//	reverse(ans.begin(), ans.end());
	answer(ans);
}

Compilation message (stderr)

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: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30