Submission #1031638

#	Time	Username	Problem	Language	Result	Execution time	Memory
1031638		vjudge1	Sequence (APIO23_sequence)	C++17	28 / 100	2093 ms	54472 KiB

sequence

#include "sequence.h"

#include <bits/stdc++.h>
#include<bits/extc++.h>
using namespace std;
using namespace __gnu_pbds;
tree<int,null_type,less_equal<int>,rb_tree_tag,tree_order_statistics_node_update>stt;
map<int,int>mp;
int sequence(int N, std::vector<int> A) {
    int ans=0;
    for(int i=0;i<N;i++){
        mp.clear();
        stt.clear();
        for(int j=i;j<N;j++){
            stt.insert(A[j]);
            mp[A[j]]++;
            int a=*stt.find_by_order((j-i)/2),b=*stt.find_by_order((j-i+1)/2);
            ans=max({ans,mp[a],mp[b]});
        }
    }
    return ans;
}

• Subtask 1: 11 / 11
• Subtask 2: 17 / 17
• Subtask 3: 0 / 7
• Subtask 4: 0 / 12
• Subtask 5: 0 / 13
• Subtask 6: 0 / 22
• Subtask 7: 0 / 18