結果

問題 No.1051 PQ Permutation
ユーザー ningenMeningenMe
提出日時 2020-05-08 22:57:22
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 4,332 bytes
コンパイル時間 2,259 ms
コンパイル使用メモリ 207,812 KB
実行使用メモリ 6,528 KB
最終ジャッジ日時 2024-07-05 19:56:01
合計ジャッジ時間 5,906 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 2 ms
5,248 KB
testcase_01 AC 2 ms
5,376 KB
testcase_02 WA -
testcase_03 AC 2 ms
5,376 KB
testcase_04 AC 2 ms
5,376 KB
testcase_05 AC 2 ms
5,376 KB
testcase_06 AC 2 ms
5,376 KB
testcase_07 AC 2 ms
5,376 KB
testcase_08 AC 2 ms
5,376 KB
testcase_09 AC 2 ms
5,376 KB
testcase_10 AC 2 ms
5,376 KB
testcase_11 AC 2 ms
5,376 KB
testcase_12 AC 2 ms
5,376 KB
testcase_13 AC 2 ms
5,376 KB
testcase_14 AC 2 ms
5,376 KB
testcase_15 WA -
testcase_16 WA -
testcase_17 AC 83 ms
5,632 KB
testcase_18 AC 82 ms
5,504 KB
testcase_19 AC 82 ms
5,632 KB
testcase_20 WA -
testcase_21 WA -
testcase_22 AC 81 ms
5,632 KB
testcase_23 WA -
testcase_24 WA -
testcase_25 WA -
testcase_26 AC 5 ms
5,376 KB
testcase_27 WA -
testcase_28 AC 13 ms
5,376 KB
testcase_29 AC 6 ms
5,376 KB
testcase_30 WA -
testcase_31 WA -
testcase_32 WA -
testcase_33 AC 4 ms
5,376 KB
testcase_34 AC 3 ms
5,376 KB
testcase_35 WA -
testcase_36 WA -
testcase_37 AC 62 ms
5,504 KB
testcase_38 WA -
testcase_39 AC 71 ms
5,632 KB
testcase_40 AC 82 ms
5,632 KB
testcase_41 WA -
testcase_42 AC 2 ms
5,376 KB
testcase_43 AC 2 ms
5,376 KB
testcase_44 AC 2 ms
5,376 KB
testcase_45 AC 2 ms
5,376 KB
testcase_46 AC 2 ms
5,376 KB
testcase_47 AC 1 ms
5,376 KB
testcase_48 AC 72 ms
5,632 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.cpp: In function 'int main()':
main.cpp:87:30: warning: 'qx' may be used uninitialized [-Wmaybe-uninitialized]
   87 |             for(int i = 0; i < qx; ++i) {
      |                            ~~^~~~
main.cpp:62:16: note: 'qx' was declared here
   62 |         int px,qx;
      |                ^~
main.cpp:92:31: warning: 'px' may be used uninitialized [-Wmaybe-uninitialized]
   92 |                 swap(D[s],D[px]);
      |                               ^
main.cpp:62:13: note: 'px' was declared here
   62 |         int px,qx;
      |             ^~
main.cpp:52:9: warning: 'qx' may be used uninitialized [-Wmaybe-uninitialized]
   52 |         if(px<qx){
      |         ^~
main.cpp:47:16: note: 'qx' was declared here
   47 |         int px,qx;
      |                ^~
main.cpp:52:9: warning: 'px' may be used uninitialized [-Wmaybe-uninitialized]
   52 |         if(px<qx){
      |         ^~
main.cpp:47:13: note: 'px' was declared here
   47 |         int px,qx;
      |             ^~

ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

#define ALL(obj) (obj).begin(),(obj).end()
#define SPEED cin.tie(0);ios::sync_with_stdio(false);

template<class T> using PQ = priority_queue<T>;
template<class T> using PQR = priority_queue<T,vector<T>,greater<T>>;

constexpr long long MOD = (long long)1e9 + 7;
constexpr long long MOD2 = 998244353;
constexpr long long HIGHINF = (long long)1e18;
constexpr long long LOWINF = (long long)1e15;
constexpr long double PI = 3.1415926535897932384626433L;

template <class T> vector<T> multivector(size_t N,T init){return vector<T>(N,init);}
template <class... T> auto multivector(size_t N,T... t){return vector<decltype(multivector(t...))>(N,multivector(t...));}
template <class T> void corner(bool flg, T hoge) {if (flg) {cout << hoge << endl; exit(0);}}
template <class T, class U>ostream &operator<<(ostream &o, const map<T, U>&obj) {o << "{"; for (auto &x : obj) o << " {" << x.first << " : " << x.second << "}" << ","; o << " }"; return o;}
template <class T>ostream &operator<<(ostream &o, const set<T>&obj) {o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr) o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o;}
template <class T>ostream &operator<<(ostream &o, const multiset<T>&obj) {o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr) o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o;}
template <class T>ostream &operator<<(ostream &o, const vector<T>&obj) {o << "{"; for (int i = 0; i < (int)obj.size(); ++i)o << (i > 0 ? ", " : "") << obj[i]; o << "}"; return o;}
template <class T, class U>ostream &operator<<(ostream &o, const pair<T, U>&obj) {o << "{" << obj.first << ", " << obj.second << "}"; return o;}
template <template <class tmp>  class T, class U> ostream &operator<<(ostream &o, const T<U> &obj) {o << "{"; for (auto itr = obj.begin(); itr != obj.end(); ++itr)o << (itr != obj.begin() ? ", " : "") << *itr; o << "}"; return o;}
void print(void) {cout << endl;}
template <class Head> void print(Head&& head) {cout << head;print();}
template <class Head, class... Tail> void print(Head&& head, Tail&&... tail) {cout << head << " ";print(forward<Tail>(tail)...);}
template <class T> void chmax(T& a, const T b){a=max(a,b);}
template <class T> void chmin(T& a, const T b){a=min(a,b);}
void YN(bool flg) {cout << (flg ? "YES" : "NO") << endl;}
void Yn(bool flg) {cout << (flg ? "Yes" : "No") << endl;}
void yn(bool flg) {cout << (flg ? "yes" : "no") << endl;}

int main() {
    int N,P,Q; cin >> N >> P >> Q;
    vector<int> A(N);
    for(int i = 0; i < N; ++i) {
        cin >> A[i];
    }
    auto B = A;
    auto C = A;
    int cnt=0;
    while (next_permutation(ALL(A))){
        cnt++;
        if(cnt*N >= 10000000) break;
        int px,qx;
        for(int i = 0; i < N; ++i) {
            if(P==A[i]) px=i;
            if(Q==A[i]) qx=i;
        }
        if(px<qx){
            for(int i = 0; i < N; ++i){
                cout << A[i] << " ";
            }
            cout << endl;
            return 0;
        }
    }
    {
        next_permutation(ALL(B));
        int px,qx;
        for(int i = 0; i < N; ++i) {
            if(P==A[i]) px=i;
            if(Q==A[i]) qx=i;
        }
        // {
        //     int s=-1;
        //     for(int i = px+1; i < N; ++i) {
        //         if(B[i]<Q) s=i;
        //     }
        //     if(s!=-1){
        //         auto D = B;
        //         swap(D[s],D[qx]);
        //         sort(D.begin()+s+1,D.end());
        //         if(D>C){
        //             for(int i = 0; i < N; ++i){
        //                 cout << A[i] << " ";
        //             }
        //             cout << endl;
        //             return 0;
        //         }
        //     }
        // }
        {
            int s=-1;
            for(int i = 0; i < qx; ++i) {
                if(B[i]<P) s=i;
            }
            if(s!=-1){
                auto D = B;
                swap(D[s],D[px]);
                sort(D.begin()+s+1,D.end());
                if(D>C){
                    for(int i = 0; i < N; ++i){
                        cout << A[i] << " ";
                    }
                    cout << endl;
                    return 0;
                }
            }
        }

    }

    cout << -1 << endl;

    return 0;
}
0