//
// --- Sample implementation for the task swaps ---
//
// To compile this program with the sample grader, place:
// swaps.h swaps_sample.cpp sample_grader.cpp
// in a single folder and run:
// g++ swaps_sample.cpp sample_grader.cpp
// in this folder.
//
#include <bits/stdc++.h>
#include "swaps.h"
using namespace std;
typedef long long ll;
typedef vector<ll> vll;
typedef vector<vll> vvll;
typedef pair<ll, ll> pll;
typedef vector<pll> vpll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> pi;
typedef vector<pi> vpi;
typedef vector<bool> vb;
#define INF(dt) numeric_limits<dt>::max()
#define NINF(dt) numeric_limits<dt>::min()
#define pb push_back
void printv(const vi& a) {
for(int v : a) cerr << v << " ";
cerr << endl;
}
vi cur_labels;
void schedule_and_visit(const vpi& pairs) {
if(pairs.size() == 0) return;
for(auto& [p1, p2] : pairs) {
schedule(cur_labels[p1] + 1, cur_labels[p2] + 1);
}
vi vis_results = visit();
int ps = pairs.size();
for(int i = 0; i < ps; i++) {
if(vis_results[i] == 0) {
swap(cur_labels[pairs[i].first], cur_labels[pairs[i].second]);
}
}
}
int g_N;
void schedule_mask(int mask) {
vpi to_sched;
// cout << bitset<8>(mask) << endl;
for(int k = 0; k < g_N; k++) {
int other = k ^ mask;
if(other < g_N) {
pi to_insert = {k, other};
if(to_insert.first < to_insert.second) to_sched.pb(to_insert);
}
}
schedule_and_visit(to_sched);
}
void solve(int N, int V) {
g_N = N;
vi labels(N, 0);
for(int i = 0; i < N; i++) labels[i] = i;
cur_labels = labels;
for(int i = 0; i < 11; i++) {
schedule_mask(0b111111111);
schedule_mask(0b11111111);
schedule_mask(0b1111111);
schedule_mask(0b111111);
schedule_mask(0b11111);
schedule_mask(0b01111);
schedule_mask(0b00111);
schedule_mask(0b00011);
schedule_mask(0b00001);
}
// schedule_mask(0b111111);
// schedule_mask(0b11111);
// schedule_mask(0b01111);
// schedule_mask(0b00111);
// schedule_mask(0b00011);
// schedule_mask(0b00001);
// if(N >= 3) {
// for(int i = 0; i < N; i++) {
// int par = (N + i) & 0b1;
// vpi to_sched;
// for(int j = par; j < N - 1; j += 2) {
// to_sched.pb({j, j + 1});
// }
// schedule_and_visit(to_sched);
// }
// } else if(N == 2) {
// schedule_and_visit({{0, 1}});
// }
vi ans(N, 0);
for(int i = 0; i < N; i++) ans[i] = cur_labels[i] + 1;
answer(ans);
}
