#include "messy.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
const ll MOD = 998244353;
const ll INF = 1e18;
const ld EPS = 1e-12;
#define endl "\n"
#define sp <<" "<<
#define REP(i, a, b) for(ll i = a; i < b; i++)
#define dbg(x) cout << #x << " = " << x << endl
#define mp make_pair
#define pb push_back
#define fi first
#define se second
#define fast_io() ios_base::sync_with_stdio(false); cin.tie(NULL)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define sz(x) ((ll)(x).size())
struct custom_hash {
static uint64_t splitmix64(uint64_t x) {
// http://xorshift.di.unimi.it/splitmix64.c
x += 0x9e3779b97f4a7c15;
x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
return x ^ (x >> 31);
}
size_t operator()(uint64_t x) const {
static const uint64_t FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();
return splitmix64(x + FIXED_RANDOM);
}
};
template <typename Key, typename Value>
using hash_map = unordered_map<Key, Value, custom_hash>;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
// uniform_int_distribution<int>(a, b)(rng);
// shuffle(all(a), rng);
// step 1
// 1 0 0 0 0 0 0 0
// 0 1 0 0 0 0 0 0
// 0 0 1 0 0 0 0 0
// 0 0 0 1 0 0 0 0
// 1 1 1 1 1 0 0 0
// 1 1 1 1 0 1 0 0
// 1 1 1 1 0 0 1 0
// 1 1 1 1 0 0 0 1
int n;
vector<int> ans;
void decomp(int l, int r) {
int size = r - l;
int m = size / 2;
if (size == 1) return;
REP(i, l, l + m) {
string query = string(n, '1');
REP(j, l, r) {
query[j] = '0';
}
query[i] = '1';
add_element(query);
}
decomp(l, l + m);
decomp(l + m, r);
}
void parse(int l, int r, set<int> &f) {
int size = r - l;
int m = size / 2;
if (size == 1) {
ans[*f.begin()] = l;
return;
}
set<int> left, right;
for (auto &i : f) {
string query = string(n, '1');
for (auto &j : f) {
query[j] = '0';
}
query[i] = '1';
if (check_element(query)) {
left.insert(i);
} else {
right.insert(i);
}
}
parse(l, l + m, left);
parse(l + m, r, right);
}
vector<int> restore_permutation(int _n, int w, int r) {
n = _n;
ans.resize(n);
decomp(0, n);
compile_set();
set<int> inds;
REP(i, 0, n) inds.insert(i);
parse(0, n, inds);
return ans;
}
Compilation message (stderr)
messy.h:1:9: warning: #pragma once in main file
1 | #pragma once
| ^~~~
messy_c.h:1:9: warning: #pragma once in main file
1 | #pragma once
| ^~~~
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