Submission #591334

#	Time	Username	Problem	Language	Result	Execution time	Memory
591334		Vanilla	Unscrambling a Messy Bug (IOI16_messy)	C++17	20 / 100	1 ms	304 KiB

messy

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

vector<int> restore_permutation(int n, int w, int r) {
    vector <int> p;
    for (int i = 0; i < 8; i++){
        p.push_back(i);
    }
    string s = "";
    for (int i = 0; i < 8; i++){
        s.push_back('1');
    }
    for (int i = 0; i < 8; i++){
        add_element(s);
        s[i] = '0';
    }
    compile_set();
    vector <int> frq(10);
    for (int i = 0; i < 256; i++){
        string s = "";
        for (int j = 0; j < 8; j++){
            s = char('0' + !!(i & (1 << j))) + s;
        }
        if(check_element(s)) {
            for (int j = 0; j < 8; j++){
                if (s[j] == '1') frq[j]++;
            }
        }
    }
    for (int i = 0; i < 8; i++){
        if (frq[i] != i + 1) {
            swap(p[i], p[frq[i] - 1]);
            break;
        }
    }
    // for (auto i: p){
    //     cout << i << " ";
    // }
    // cout << "\n";
    return p;
}

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