Submission #1066814

#TimeUsernameProblemLanguageResultExecution timeMemory
1066814mindiyakArt Collections (BOI22_art)C++17
100 / 100
1389 ms1680 KiB
#include "art.h"
#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<int, int> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (int i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int MOD = 1000000007;


void solve(int N) {
    vi arr,arr2,ans(N,0);
    FOR(i,1,N+1)arr.pb(i);

    FOR(i,0,N){
        arr2.pb(publish(arr));
        arr.pb(arr[0]);
        arr.erase(arr.begin());
    }
    arr2.pb(arr2[0]);

    // for(int a:arr2)cerr << a << " ";
    // cerr << endl;

    FOR(i,0,N){
        int pos = arr2[i] - (arr2[i] + arr2[i+1] - N + 1)/2;
        ans[pos] = i+1;
    }

    // for(int a:ans)cerr << a << " ";
    // cerr << endl;

    vi vis(N,0);
    FOR(i,0,N)vis[ans[i]-1] = 1;
    FOR(i,0,N){
        if(vis[i])continue;
        ans[0] = i+1;
        break;
    }
    

    // for(int a:ans)cerr << a << " ";
    // cerr << endl;

    answer(ans);
}

Compilation message (stderr)

interface.cpp: In function 'int publish(std::vector<int>)':
interface.cpp:20:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
interface.cpp: In function 'void answer(std::vector<int>)':
interface.cpp:36:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
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