제출 #158482

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
158482		davitmarg	저울 (IOI15_scales)	C++17	0 / 100	3 ms	376 KiB

scales

/*DavitMarg*/
#include <iostream>
#include <algorithm>
#include <cmath>
#include <vector>
#include <string>
#include <cstring>
#include <map>
#include <set>
#include <queue>
#include <iomanip>
#include <bitset>
#include <stack>
#include <cassert>
#include <iterator>
#include <fstream>
#define mod 1000000000ll
#define LL long long
#define LD long double
#define MP make_pair
#define PB push_back
#define all(v) v.begin(), v.end()
using namespace std;

#ifndef death
#include "scales.h"
#endif

#ifdef death

int getHeaviest(int a, int b, int c)
{
    cout << "? Heavy " << a << " " << b << " " << c << endl;
    int res;
    cin >> res;
    return res;
}

int getMedian(int a, int b, int c)
{
    cout << "? Median " << a << " " << b << " " << c << endl;
    int res;
    cin >> res;
    return res;
}

int getLightest(int a, int b, int c)
{
    cout << "? Light " << a << " " << b << " " << c << endl;
    int res;
    cin >> res;
    return res;
}

int getNextLightest(int a, int b, int c, int d)
{
    cout << "? Next " << a << " " << b << " " << c << " " << d << endl;
    int res;
    cin >> res;
    return res;
}

void answer(int *a)
{
    cout << "! ";
    for (int i = 0; i < 6; i++)
        cout << a[i] << " ";
    cout << endl;
}

#endif

int n = 6;

void init(int T)
{
    srand(5498659);
}

void smartSort(vector<int> &x)
{
    vector<int> mn, mx, p;
    mn.PB(getLightest(x[0], x[1], x[2]));

    p.clear();
    for (int i = 0; i < x.size(); i++)
        if (mn[0] != x[i])
            p.PB(x[i]);

    mn.PB(getLightest(p[0], p[1], p[2]));

    for (int i = 0; i < x.size(); i++)
        if (mn[0] != x[i] && mn[1] != x[i])
            mx.PB(x[i]);

    if (getLightest(mn[0], mn[1], mx[0]) == mn[1])
        swap(mn[0], mn[1]);

    if (getHeaviest(mx[0], mx[1], mn[0]) == mx[0])
        swap(mx[0], mx[1]);
    x.clear();
    x.PB(mn[0]);
    x.PB(mn[1]);
    x.PB(mx[0]);
    x.PB(mx[1]);
}

void orderCoins()
{
    vector<int> ind, l, r, ans;
    for (int i = 1; i <= n; i++)
        ind.PB(i);
    random_shuffle(all(ind));

    l.PB(ind[0]);
    l.PB(ind[1]);

    r.PB(ind[2]);
    r.PB(ind[3]);
    r.PB(ind[4]);
    r.PB(ind[5]);

    if (getHeaviest(l[0], r[0], r[1]) == l[0])
        swap(l[0], r[0]);
    if (getHeaviest(l[1], r[2], r[3]) == l[1])
        swap(l[1], r[2]);

    smartSort(r);

    if (getLightest(l[0], l[1], r.back()) == l[1])
        swap(l[0], l[1]);

    int p, p1;
    p = getNextLightest(r[0], r[1], r[2], l[0]);
    p1 = getNextLightest(r[0], r[1], r[2], l[1]);

    reverse(all(l));
    reverse(all(r));

    while (!r.empty())
    {
        if (r.back() == p)
        {
            ans.PB(l.back());
            l.pop_back();
            p = p1;
        }
        ans.PB(r.back());
        r.pop_back();
    }

    int ANS[6];
    for (int i = 0; i < n; i++)
        ANS[i] = ans[i];
    answer(ANS);
}

#ifdef death

int main()
{
    int T;
    cin >> T;
    init(T);
    while (T--)
    {
        orderCoins();
    }
    return 0;
}

#endif

/*

1

6 5 2 4 2 6 1 2

*/

컴파일 시 표준 에러 (stderr) 메시지

scales.cpp: In function 'void init(int)':
scales.cpp:75:15: warning: unused parameter 'T' [-Wunused-parameter]
 void init(int T)
               ^
scales.cpp: In function 'void smartSort(std::vector<int>&)':
scales.cpp:86:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < x.size(); i++)
                     ~~^~~~~~~~~~
scales.cpp:92:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < x.size(); i++)
                     ~~^~~~~~~~~~

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