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Submission #364127

# Submission time Handle Problem Language Result Execution time Memory
364127 2021-02-08T09:26:40 Z soba CONSUL (info1cup19_consul) C++14
100 / 100
 37 ms 512 KB 
#include <bits/stdc++.h>
#include "grader.h"
//#include "grader.cpp"
using namespace std;
void solve(int n)
{
    int need=(n)/3;
    need++;
    vector<int>v;
    for(int i=1; i <= n ; i++)
    {
        v.push_back(i);
    }
    random_shuffle(v.begin(), v.end());
    random_shuffle(v.begin(), v.end());
    random_shuffle(v.begin(), v.end());
    int cn=1 , ans=-1;
    map<int,int>mp;
    for(int i = 1 ; i<=min(30,need) ; i++)
    {
        int x=kth(v[i]);
        if(mp[x])
            continue;
        else mp[x]=cnt(x);
        if(mp[x]>=need)
        {
            ans=x;
            break;
        }
    }
    say_answer(ans);
}

Compilation message

consul.cpp: In function 'void solve(int)':
consul.cpp:17:9: warning: unused variable 'cn' [-Wunused-variable]
   17 |     int cn=1 , ans=-1;
      |         ^~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 364 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 364 KB Output is correct
2 Correct 9 ms 364 KB Output is correct

Subtask #3
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 364 KB Output is correct
2 Correct 33 ms 364 KB Output is correct
3 Correct 15 ms 364 KB Output is correct
4 Correct 14 ms 512 KB Output is correct
5 Correct 31 ms 364 KB Output is correct
6 Correct 32 ms 364 KB Output is correct
7 Correct 34 ms 364 KB Output is correct
8 Correct 37 ms 364 KB Output is correct
9 Correct 31 ms 364 KB Output is correct
10 Correct 23 ms 364 KB Output is correct
11 Correct 24 ms 364 KB Output is correct
12 Correct 23 ms 364 KB Output is correct
13 Correct 28 ms 364 KB Output is correct
14 Correct 25 ms 364 KB Output is correct