제출 #679982

#제출 시각아이디문제언어결과실행 시간메모리
679982heeheeheehaawCONSUL (info1cup19_consul)C++17
4.96 / 100
40 ms300 KiB
#include <bits/stdc++.h>
//#include "grader.h"

using namespace std;

int kth(int i);
int cnt(int x);
void say_answer(int a);

void solve(int n)
{
    srand(435623);
    rand(), rand(), rand();

    for(int i = 1; i <= 50; i++)
    {
        int poz = (int)(rand() % n) + 1;
        int val = kth(poz);
        int nr = cnt(val);

        if(nr * 3 > n)
        {
            say_answer(val);
            return;
        }
    }
    say_answer(-1);
    return;
}
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