Submission #954139

#	Time	Username	Problem	Language	Result	Execution time	Memory
954139		Otalp	Sequence (APIO23_sequence)	C++17	11 / 100	2095 ms	7628 KiB

sequence

#include "sequence.h"
#include <bits/stdc++.h>
using namespace std;

int sequence(int n, vector<int> a) {
    int ans = 0;
    for(int i=0; i<n; i++){
        int sum=0, col=0;
        for(int j=i; j>=0; j--){
            if(a[i] == a[j]) col++;
            if(a[i] < a[j]) sum --;
            if(a[i] > a[j]) sum ++;
            if(abs(sum) <= col) ans = max(ans, col);
            //cout<<i<<' '<<j<<' '<<col<<' '<<sum<<'\n';
        }
    }
    return ans;
}

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