제출 #603721

#제출 시각아이디문제언어결과실행 시간메모리
603721EvirirArt Collections (BOI22_art)C++17
100 / 100
1507 ms648 KiB
#include "art.h"
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
//using namespace __gnu_pbds;

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2")
#define watch(x) cout<<(#x)<<"="<<(x)<<'\n'
#define mset(d,val) memset(d,val,sizeof(d))
#define cbug if(DEBUG) cout
#define setp(x) cout<<fixed<<setprecision(x)
#define sz(x) (int)(x).size()
#define all(x) begin(x), end(x)
#define forn(i,a,b) for(int i=(a);i<(b);i++)
#define fore(i,a,b) for(int i=(a);i<=(b);i++)
#define pb push_back
#define F first
#define S second
#define fbo find_by_order
#define ook order_of_key
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> ii;
typedef vector<int> vi;
typedef vector<ii> vii;
//template<typename T>
//using pbds = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
void SD(int t=0){ cout<<"PASSED "<<t<<endl; }
ostream& operator<<(ostream &out, ii x){ out<<"("<<x.F<<","<<x.S<<")"; return out; }
template<typename T> void amax(T &a, T b){ a=max(a,b); }
template<typename T> void amin(T &a, T b){ a=min(a,b); }
const ll INF = ll(1e18);
const int MOD = 998244353;

const bool DEBUG = 0;
const int MAXN = 100005;
const int LG = 21;

void solve(int n)
{
    vector<int> v(n);
    forn(i,0,n) v[i]=i+1;

    int last=publish(v);
    vi ans(n, -1);
    bool used[n]{};
    forn(i,0,n-1)
    {
        int x=v.back();
        v.pop_back();
        v.insert(v.begin(), x);
        int cur=publish(v);
        int d=cur-last;
        ans[x-1]=(d+n-1)/2;
        used[ans[x-1]]=1;
        last=cur;
    }

    forn(i,0,n)
    {
        if(ans[i]==-1)
        {
            forn(j,0,n)
            {
                if(!used[j])
                {
                    ans[i]=j;
                    break;
                }
            }
        }
    }
    
    vi ans2(n);
    forn(i,0,n) ans2[ans[i]]=i+1;
    answer(ans2);
}

컴파일 시 표준 에러 (stderr) 메시지

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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