Submission #867676

#	Time	Username	Problem	Language	Result	Execution time	Memory
867676		TAhmed33	Art Collections (BOI22_art)	C++17	50 / 100	608 ms	1484 KiB

art

#include <bits/stdc++.h>
using namespace std;
#include "art.h"
vector <int> arr;
void merge (int l, int r) {
    if (l == r) return;
    int m = (l + r) / 2;
    merge(l, m); merge(m + 1, r);
    int x = publish(arr);
    int p1 = l, p2 = m + 1;
    vector <int> ans;
    while (p1 <= m && p2 <= r) {
        swap(arr[p1], arr[p2]);
        int u = publish(arr);
        if (u > x) {
            swap(arr[p1], arr[p2]);
            ans.push_back(arr[p1++]); 
        } else {
            swap(arr[p1], arr[p2]);
            ans.push_back(arr[p2++]);
            x = u;
        }
    }
    while (p1 <= m) ans.push_back(arr[p1++]);
    while (p2 <= r) ans.push_back(arr[p2++]);
    for (int i = l; i <= r; i++) arr[i] = ans[i - l];
}
void solve (int n) {
    for (int i = 1; i <= n; i++) arr.push_back(i);
    merge(0, n - 1);
    answer(arr);
}

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: 0 / 20
• Subtask 6: 0 / 30