oj.uz

Submission #540653

# Submission time Handle Problem Language Result Execution time Memory
540653 2022-03-21T10:37:02 Z Carmel_Ab1 CONSUL (info1cup19_consul) C++17
85 / 100
 26 ms 336 KB 
#include "grader.h"
#include "bits/stdc++.h"

void solve(int n){
    std::vector<int>ord(n);
    for(int i=0; i<n; i++)
        ord[i]=i+1;

    std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count());
    std::shuffle(ord.begin(),ord.end(),rng);

    for(int i=0; i<std::min(n,30); i++){
        int v=kth(ord[i]);
        int c=cnt(v);
        if(c>n/3) {
            say_answer(v);
            return;
        }
    }
    say_answer(-1);
}

Subtask #1
0.0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 208 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 208 KB Output is correct
2 Correct 9 ms 292 KB Output is correct

Subtask #3
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 208 KB Output is correct
2 Correct 20 ms 208 KB Output is correct
3 Correct 9 ms 288 KB Output is correct
4 Correct 10 ms 292 KB Output is correct
5 Correct 22 ms 296 KB Output is correct
6 Correct 21 ms 208 KB Output is correct
7 Correct 22 ms 284 KB Output is correct
8 Correct 26 ms 288 KB Output is correct
9 Correct 23 ms 208 KB Output is correct
10 Correct 26 ms 336 KB Output is correct
11 Correct 26 ms 208 KB Output is correct
12 Correct 24 ms 208 KB Output is correct
13 Correct 22 ms 208 KB Output is correct
14 Correct 21 ms 276 KB Output is correct