Submission #593354

#	Time	Username	Problem	Language	Result	Execution time	Memory
593354		skittles1412	Unscrambling a Messy Bug (IOI16_messy)	C++17	38 / 100	1 ms	340 KiB

messy

#include "bits/extc++.h"

using namespace std;

template <typename T>
void dbgh(const T& t) {
    cerr << t << endl;
}

template <typename T, typename... U>
void dbgh(const T& t, const U&... u) {
    cerr << t << " | ";
    dbgh(u...);
}

#ifdef DEBUG
#define dbg(...)                                              \
    cerr << "L" << __LINE__ << " [" << #__VA_ARGS__ << "]: "; \
    dbgh(__VA_ARGS__);
#else
#define dbg(...)
#define cerr   \
    if (false) \
    cerr
#endif

#define endl "\n"
#define long int64_t
#define sz(x) int((x).size())

void add_element(string x);
bool check_element(string x);
void compile_set();

vector<int> restore_permutation(int n, int, int) {
    mt19937 cowng(chrono::steady_clock::now().time_since_epoch().count());
    for (int i = 1; i <= n; i++) {
        add_element(string(i, '1') + string(n - i, '0'));
    }
    compile_set();
    string cur(n, '0');
    vector<int> ans;
    for (int i = 0; i < n; i++) {
        vector<int> left;
        bool vis[n] {};
        for (auto& a : ans) {
            vis[a] = true;
        }
        for (int j = 0; j < n; j++) {
            if (!vis[j]) {
                left.push_back(j);
            }
        }
        shuffle(begin(left), end(left), cowng);
        for (auto& a : left) {
            cur[a] = '1';
            if (check_element(cur)) {
                ans.push_back(a);
                break;
            }
            cur[a] = '0';
        }
    }
    vector<int> tmp(n);
    for (int i = 0; i < n; i++) {
        tmp[ans[i]] = i;
    }
    return tmp;
}

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