제출 #1256326

#제출 시각아이디문제언어결과실행 시간메모리
1256326gelastropodUnscrambling a Messy Bug (IOI16_messy)C++20
0 / 100
1 ms584 KiB
#include <bits/stdc++.h>
#include "messy.h"
using namespace std;

#define LOGN 8

std::vector<int> restore_permutation(int n, int w, int r) {
    vector<string> added;
    for (int i = LOGN - 1; i >= 0; i--) {
        int mask = (((1LL << (LOGN - 1 - i)) - 1) << (i + 1));
        for (int j = 0; j < n; j++) {
            if (j & (1LL << i)) continue;
            string qry(n, '1');
            for (int k = 0; k < n; k++) if (j != k && (j & mask) == (k & mask)) qry[k] = '0';
            add_element(qry);
            added.push_back(qry);
        }
    }
    compile_set();
    vector<int> ord(n, 0), ans(n, 0);
    for (int i = LOGN - 1; i >= 0; i--) {
        int mask = (((1LL << (LOGN - 1 - i)) - 1) << (i + 1));
        for (int j = 0; j < n; j++) {
            string qry(n, '1');
            for (int k = 0; k < n; k++) if (j != k && (ord[j] & mask) == (ord[k] & mask)) qry[k] = '0';
            if (!check_element(qry)) ord[j] += (1LL << i);
        }
    }
    for (int i = 0; i < n; i++) ans[ord[i]] = i;
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

messy.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
messy_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
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