Submission #830044

#	Time	Username	Problem	Language	Result	Execution time	Memory
830044		Liudas	Unscrambling a Messy Bug (IOI16_messy)	C++17	49 / 100	1 ms	340 KiB

messy

#include <vector>
#include <cstdio>
#include <string>
#include <set>
#include <cstdlib>
#include <iostream>
#include "messy.h"
#include <numeric>
#include <algorithm>
#include <random>
#include <chrono>
using namespace std;
vector<int> restore_permutation(int N, int W, int R){
    string s = string(N, '0');
    for(int i = 0; i < N; i ++){
        s[i] = '1';
        add_element(s);
    }
    vector<int> order(N);
    iota(order.begin(), order.end(), 0);
    compile_set();
    string ans = string(N, '0');
    vector<int> perm(N);
  	shuffle(order.begin(), order.end(), mt19937(97));
    for(int i = 0; i < N; i ++){
        for(int j : order){
            string temp = ans;
            if(ans[j] == '0'){
                temp[j] = '1';
                bool good = check_element(temp);
                if(good){
                    ans[j] = '1';
                    perm[j] = i;
                    break;
                }
            }
        }
    }
    return perm;
}

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