Submission #703935

#	Time	Username	Problem	Language	Result	Execution time	Memory
703935		Chal1shkan	Art Collections (BOI22_art)	C++17	35 / 100	180 ms	292 KiB

art

# include <bits/stdc++.h>
# include "art.h"

# define pb push_back
# define ff first
# define ss second
# define nl "\n"
# define sz(x) ((int)(x).size())
# define deb(x) cerr << #x  << " = " << x << endl; 
 
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
 
const ll maxn = 2e5 + 25;
const ll inf = 2e9 + 0;
const ll mod = 998244353;
const ll dx[] = {-1, 1, 0, 0};
const ll dy[] = {0, 0, -1, 1};
 
using namespace std;

int n;

bool cmp (int x, int y)
{
	vector <int> v;
	v.pb(x);
	v.pb(y);
	bool used[n + 3] = {0};
	used[x] = used[y] = 1;
	for (int i = 1; i <= n; ++i)
	{
		if (!used[i])
		{
			v.pb(i);
		}
	}
	int cnt1 = publish(v);
	swap(v[0], v[1]);
	int cnt2 = publish(v);
	if (cnt2 == cnt1 + 1)
	{
		return 1;
	}
	else
	{
		return 0;
	}
}

void solve (int N)
{
	n = N;
	vector <int> v;
	for (int i = 1; i <= n; ++i) v.pb(i);
	stable_sort(v.begin(), v.end(), cmp);
	answer(v);	
}

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: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30