Submission #1100475

#	Time	Username	Problem	Language	Result	Execution time	Memory
1100475		Luvidi	Unscrambling a Messy Bug (IOI16_messy)	C++17	38 / 100	1 ms	508 KiB

messy

#include <vector>
#include <bits/stdc++.h>
#include "messy.h"
using namespace std;

mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());

std::vector<int> restore_permutation(int n, int w, int r) {
    vector<int> p(n);
    iota(begin(p),end(p),0);
    shuffle(begin(p),end(p),rng);
    string s;
    for(int i=0;i<n;i++)s+='0';
    for(int i=0;i<n;i++){
        s[p[i]]='1';
        add_element(s);
    }
    compile_set();
    vector<int> ans(n);
    for(int i=0;i<n;i++)s[i]='0';
    for(int i=0;i<n;i++){
        vector<int> q(n);
        iota(begin(q),end(q),0);
        shuffle(begin(q),end(q),rng);
        for(int j:q)if(s[j]=='0'){
            s[j]='1';
            if(check_element(s)){
                ans[j]=p[i];
                break;
            }
            s[j]='0';
        }
    }
    return ans;
}

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