제출 #1023207

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1023207		TroySer	Unscrambling a Messy Bug (IOI16_messy)	C++17	0 / 100	1 ms	348 KiB

messy

#include <bits/stdc++.h>
#include "messy.h"

using namespace std;

vector<int> restore_permutation(int n, int w, int r) {

    random_device rd;
    mt19937 g(rd());

    string toAdd[n-1];
    for (int i = 1; i <= n-1; i++) {
        string s = "";
        for (int j = 0; j < i; j++) {
            s += "1";
        }
        for (int j = i; j < n; j++) {
            s += "0";
        }
        toAdd[i - 1] = s;
    }

    for (int i = 0; i < n-1; i++) {
        shuffle(toAdd[i].begin(), toAdd[i].end(), g);
        add_element(toAdd[i]);
    }

    compile_set();

    vector<int> perm(n, -1);
    string currString, prevString = "";

    for (int i = 0; i < n; i++) prevString.push_back('0');

    for (int i = 0; i < n-1; i++) {
        currString = prevString;
        bool getOut = false;
        for (int j = 0; j < n; j++) {
            if (currString[j] == '0') {
                currString[j] = '1';
                if (check_element(currString)) {
                    perm[j] = i;
                    break;
                }
                currString[j] = '0';
            }
        }
        prevString = currString;
    }

    for (int i = 0; i < n; i++) {
        if (perm[i] == -1) {
            perm[i] = n-1;
            break;
        }
    }

    return perm;
}

컴파일 시 표준 에러 (stderr) 메시지

messy.cpp: In function 'std::vector<int> restore_permutation(int, int, int)':
messy.cpp:37:14: warning: unused variable 'getOut' [-Wunused-variable]
   37 |         bool getOut = false;
      |              ^~~~~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 18
• Subtask 3: 0 / 11
• Subtask 4: 0 / 21
• Subtask 5: 0 / 30