제출 #383246

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
383246		Ahmad_Hasan	CONSUL (info1cup19_consul)	C++17	컴파일 에러	0 ms	0 KiB

consul

#include<bits/stdc++.h>
#include "grader.h"
/**
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AHMED;HASSAN;SAEED;
*/

using namespace std;

static const int MIN_VALUE = 0, MAX_VALUE = (1e9) - 1;

static map<int,int> mp;
static int Q, N, a[5005];
static bool issol, answer;

void solve(int n){
    vector<int>vis(n);

    for(int i=0;i<min(30,n/2);i++){
        int ri=rand()%n;
        while(vis[ri]){
            ri=rand()%n;
        }
        vis[ri]=1;

        int ret=kth(ri+1);
        int ret2=cnt(ret);
        if(ret2>((n)/3)){
            say_answer(ret);
            return;
        }


    }
    say_answer(-1);
}

void say_answer(int k)
{
    cout<<k<<'\n';
    if(answer)
    {
        cout << "Multiple answers provided for the same testcase!\n";
        exit(0);
    }
    answer = 1;

    if(k == -1)
    {
        if(issol)
        {
            cout << "Wrong answer\n";
            exit(0);
        }
        else cout << "Correct! Number of queries: " << Q << '\n';
    }
    else
    {
        if(!issol || mp[k] <= N/3)
        {
            cout << "Wrong answer\n";
            exit(0);
        }
        else cout << "Correct! Number of queries: " << Q << '\n';
    }
}

int cnt(int k)
{
    ++Q;
    if(!(k>=MIN_VALUE && k<=MAX_VALUE))
    {
        cout << "Wrong query format\n";
        exit(0);
    }
    return mp[k];
}

int kth(int k)
{
    ++Q;
    if(!(k>=1 && k<=N))
    {
        cout << "Wrong query format\n";
        exit(0);
    }
    return a[k];
}

int main()
{
    int tests, i;
    cin >> tests;

    while(tests--)
    {
        cin >> N; mp.clear();
        Q = 0; issol = 0; answer = 0;

        for(i=1; i<=N; ++i) cin >> a[i], ++mp[a[i]];
        for(i=1; i<=N; ++i) issol |= (mp[a[i]] > N/3);
        solve(N);
    }

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

/tmp/ccWLvkQF.o: In function `kth(int)':
grader.cpp:(.text+0x0): multiple definition of `kth(int)'
/tmp/cckpHpMr.o:consul.cpp:(.text+0x30): first defined here
/tmp/ccWLvkQF.o: In function `cnt(int)':
grader.cpp:(.text+0xb0): multiple definition of `cnt(int)'
/tmp/cckpHpMr.o:consul.cpp:(.text+0x220): first defined here
/tmp/ccWLvkQF.o: In function `say_answer(int)':
grader.cpp:(.text+0x160): multiple definition of `say_answer(int)'
/tmp/cckpHpMr.o:consul.cpp:(.text+0x60): first defined here
/tmp/ccWLvkQF.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cckpHpMr.o:consul.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status