結果
| 問題 |
No.2740 Old Maid
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2024-04-21 00:54:35 |
| 言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 2,824 bytes |
| コンパイル時間 | 3,064 ms |
| コンパイル使用メモリ | 255,336 KB |
| 実行使用メモリ | 15,896 KB |
| 最終ジャッジ日時 | 2024-10-12 23:14:32 |
| 合計ジャッジ時間 | 8,985 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 2 WA * 60 |
ソースコード
# include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ull = unsigned long long;
const double pi = acos(-1);
template<class T>constexpr T inf() { return ::std::numeric_limits<T>::max(); }
template<class T>constexpr T hinf() { return inf<T>() / 2; }
template <typename T_char>T_char TL(T_char cX) { return tolower(cX); }
template <typename T_char>T_char TU(T_char cX) { return toupper(cX); }
template<class T> bool chmin(T& a,T b) { if(a > b){a = b; return true;} return false; }
template<class T> bool chmax(T& a,T b) { if(a < b){a = b; return true;} return false; }
template<class T> bool is_sqare(T a) { if(floor(sqrt(a)) * floor(sqrt(a)) == a){ return true; }return false; }
int popcnt(unsigned long long n) { int cnt = 0; for (int i = 0; i < 64; i++)if ((n >> i) & 1)cnt++; return cnt; }
int d_sum(ll n) { int ret = 0; while (n > 0) { ret += n % 10; n /= 10; }return ret; }
int d_cnt(ll n) { int ret = 0; while (n > 0) { ret++; n /= 10; }return ret; }
ll gcd(ll a, ll b) { if (b == 0)return a; return gcd(b, a%b); };
ll lcm(ll a, ll b) { ll g = gcd(a, b); return a / g*b; };
template<class T> using dijk = priority_queue<T, vector<T>, greater<T>>;
# define all(qpqpq) (qpqpq).begin(),(qpqpq).end()
# define UNIQUE(wpwpw) (wpwpw).erase(unique(all((wpwpw))),(wpwpw).end())
# define LOWER(epepe) transform(all((epepe)),(epepe).begin(),TL<char>)
# define UPPER(rprpr) transform(all((rprpr)),(rprpr).begin(),TU<char>)
# define rep(i,upupu) for(ll i = 0, i##_len = (upupu);(i) < (i##_len);(i)++)
# define reps(i,opopo) for(ll i = 1, i##_len = (opopo);(i) <= (i##_len);(i)++)
# define len(x) ((ll)(x).size())
# define bit(n) (1LL << (n))
# define pb push_back
# define exists(c, e) ((c).find(e) != (c).end())
#ifdef LOCAL
# include "_debug_print.hpp"
# define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
# define debug(...) (static_cast<void>(0))
#endif
struct INIT{
INIT(){
std::ios::sync_with_stdio(false);
std::cin.tie(0);
cout << fixed << setprecision(20);
}
}INIT;
void solve(){
int n;
cin >> n;
vector<int> p(n);
for(auto &x : p)cin >> x, x--;
vector<int> rp(n);
rep(i, n)rp[p[i]] = i;
vector<int> nxt(n);
rep(i, n-1)nxt[i] = i+1;
vector<int> ans;
int cur_num = 0;
set<int> st;
debug(p, rp, nxt);
while(cur_num < n){
while(st.count(cur_num))cur_num++;
if(cur_num >= n)break;
if(rp[cur_num] == n-1)cur_num++;
if(cur_num >= n)break;
ans.pb(cur_num);
st.insert(cur_num);
debug(cur_num);
ans.pb(p[nxt[rp[cur_num]]]);
st.insert(p[nxt[rp[cur_num]]]);
if(rp[cur_num] != 0)nxt[rp[cur_num]-1] = nxt[nxt[rp[cur_num]]];
}
rep(i, n){
cout << ans[i]+1 << " \n"[i == n-1];
}
}
int main(){
int t = 1;
//cin >> t;
while(t--)solve();
}