제출 #1247717

#제출 시각아이디문제언어결과실행 시간메모리
1247717m_bezrutchkaUnscrambling a Messy Bug (IOI16_messy)C++20
20 / 100
1 ms328 KiB
#include "messy.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> restore_permutation(int n, int w, int r) {
    string s = "";
    for (int i = 0; i < n; i++) {
        s.push_back('0');
    }
    for (int i = 0; i < n; i++) {
        s[i] = '1';
        add_element(s);
    }

    compile_set();

    for (int i = 0; i < n; i++) {
        s[i] = '0';
    }
    int first_idx = -1;
    for (int i = 0; i < n; i++) {
        s[i] = '1';
        if (!check_element(s)) {
            first_idx = i;
            break;
        }
    }

    vector<int> p;
    for (int i = 0; i < n; i++) {
        p.push_back(i);
    }

    // identity case
    if (first_idx == -1) return p;

    s[first_idx] = '0';
    int second_idx = -1;
    for (int i = first_idx + 1; i < n; i++) {
        s[i] = '1';
        if (check_element(s)) {
            second_idx = i;
            break;
        }
        s[i] = '0';
    }

    assert(second_idx != -1);
    swap(p[first_idx], p[second_idx]);
    return p;
}




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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