Submission #1038367

#	Time	Username	Problem	Language	Result	Execution time	Memory
1038367		serifefedartar	Art Collections (BOI22_art)	C++17	35 / 100	121 ms	344 KiB

art

#include <bits/stdc++.h>
#include "art.h"
using namespace std;
 
#define fast ios::sync_with_stdio(0);cin.tie(0);
typedef long long ll;
#define f first
#define s second
#define LOGN 20
const ll MOD = 1e9 + 7;
const ll MAXN = 1e6 + 100;
 
void solve(int N) {
    vector<int> X;
    for (int i = 1; i <= N; i++)
        X.push_back(i);
 
    int base = publish(X);
    sort(X.begin(), X.end(), [&](int A, int B) {
        vector<int> Y;
        for (int i = 1; i <= N; i++)
            Y.push_back(i);
        Y[A-1] = B;
        Y[B-1] = A;
        int q = publish(Y);
        if (A < B)
            return q > base;
        else
            return q < base;
    });
 
    answer(X);
}

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