oj.uz

Submission #923157

# Submission time Handle Problem Language Result Execution time Memory
923157 2024-02-06T18:52:35 Z NValchanov CONSUL (info1cup19_consul) C++17
86.85 / 100
 12 ms 344 KB 
#include<bits/stdc++.h>
#include "grader.h"

using namespace std;

typedef long long ll;

vector<bool>used;

void solve(int n)
{
    srand(0);
    used.resize(n+1);
    for(int i=1;i<=n;i++)
    {
        used[i]=false;
    }
    int q=0;
    int border=0;
    while(q<=60 && 2*border<=n)
    {
        q++;
        if(q==60)
            return;
        int left=1, right=n;
        int idx=rand()%(right-left+1)+left;
        while(used[idx])
        {
            idx=rand()%(right-left+1)+left;
        }
        used[idx]=true;
        int val=kth(idx);
        int valcnt=cnt(val);
        if(3*valcnt > n)
        {
            say_answer(val);
            return;
        }
        q++;
        border++;
    }
    say_answer(-1);
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 344 KB Output is correct

Subtask #2
19.2 / 20.0

# Verdict Execution time Memory Grader output
1 Partially correct 8 ms 344 KB Output is partially correct
2 Correct 3 ms 344 KB Output is correct

Subtask #3
52.65 / 65.0

# Verdict Execution time Memory Grader output
1 Partially correct 8 ms 344 KB Output is partially correct
2 Partially correct 10 ms 344 KB Output is partially correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 3 ms 344 KB Output is correct
5 Partially correct 9 ms 344 KB Output is partially correct
6 Partially correct 9 ms 340 KB Output is partially correct
7 Partially correct 9 ms 344 KB Output is partially correct
8 Partially correct 12 ms 344 KB Output is partially correct
9 Partially correct 9 ms 344 KB Output is partially correct
10 Partially correct 10 ms 344 KB Output is partially correct
11 Partially correct 11 ms 344 KB Output is partially correct
12 Partially correct 8 ms 344 KB Output is partially correct
13 Partially correct 10 ms 344 KB Output is partially correct
14 Partially correct 9 ms 344 KB Output is partially correct