Submission #982391

#	Time	Username	Problem	Language	Result	Execution time	Memory
982391		Aiperiii	Art Collections (BOI22_art)	C++17	50 / 100	579 ms	1336 KiB

art

#include <bits/stdc++.h>
#include "art.h"
#define ff first
#define ss second
#define pb push_back
#define all(x) x.begin(),x.end()
using namespace std;

vector <int> ans;
void merge(int l, int r){
    if(l==r)return;
    int md=(l+r)/2;
    merge(l,md);
    merge(md+1,r);
    vector <int> ord;
    int p1=l,p2=md+1;
    int cur=publish(ans);
    while(p1<=md && p2<=r){
        swap(ans[p1],ans[p2]);
        int nw=publish(ans);
        swap(ans[p1],ans[p2]);
        if(nw>cur){
            ord.pb(ans[p1]);
            p1++;
        }
        else{
            ord.pb(ans[p2]);
            p2++;
            cur=nw;
        }
    }
    for(int i=p1;i<=md;i++)ord.pb(ans[i]);
    for(int i=p2;i<=r;i++)ord.pb(ans[i]);
    int pos=0;
    for(int i=l;i<=r;i++){
        ans[i]=ord[pos];
        pos++;
    }
}
void solve(int N){
    for(int i=1;i<=N;i++)ans.pb(i);
    merge(0,N-1);
    answer(ans);
    return;
}

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