結果
問題 | No.927 Second Permutation |
ユーザー |
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提出日時 | 2019-11-29 01:12:41 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 5 ms / 2,000 ms |
コード長 | 5,741 bytes |
コンパイル時間 | 2,992 ms |
コンパイル使用メモリ | 185,020 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-11-14 21:54:10 |
合計ジャッジ時間 | 3,764 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 27 |
ソースコード
/* #region Head *///============================================================================// Name : filename.cpp// Author : abb// Version :// Copyright : [My copyright notice]// Description : test program//============================================================================#pragma GCC optimize("Ofast")#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")#include <bits/stdc++.h>using namespace std;using ll = long long;using ull = unsigned long long;using pll = pair<ll, ll>;using vll = vector<ll>;using vvll = vector<vll>;using vd = vector<double>;using vvd = vector<vd>;using vs = vector<string>;using vvs = vector<vs>;#define REP(i, m, n) for (ll i = (m), i##_len = (ll)(n); i < i##_len; ++(i))#define REPM(i, m, n) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; ++(i))#define REPR(i, m, n) for (ll i = (m), i##_min = (ll)(n); i >= i##_min; --(i))#define REPD(i, m, n, d) for (ll i = (m), i##_len = (ll)(n); i < i##_len; i += (d))#define REPMD(i, m, n, d) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; i += (d))#define REPI(itr, ds) for (auto itr = ds.begin(); itr != ds.end(); itr++)#define ALL(x) begin(x), end(x)#define SIZE(x) ((ll)(x).size())constexpr ll INF = 1'010'000'000'000'000'017LL;constexpr ll MOD = 1'000'000'007LL; // 1e9 + 7constexpr double EPS = 1e-12;constexpr double PI = 3.14159265358979323846;// vector入力template <typename T>istream &operator>>(istream &is, vector<T> &vec){for (T &x : vec)is >> x;return is;}// vector出力template <typename T>ostream &operator<<(ostream &os, vector<T> &vec){ll len = SIZE(vec);os << "{";for (int i = 0; i < len; i++)os << vec[i] << (i == len - 1 ? "" : ", ");os << "}";return os;}// pair入力template <typename T, typename U>istream &operator>>(istream &is, pair<T, U> &pair_var){is >> pair_var.first >> pair_var.second;return is;}// pair出力template <typename T, typename U>ostream &operator<<(ostream &os, pair<T, U> &pair_var){os << "(" << pair_var.first << ", " << pair_var.second << ")";return os;}// map出力template <typename T, typename U>ostream &operator<<(ostream &os, map<T, U> &map_var){os << "{";REPI(itr, map_var){os << *itr;itr++;if (itr != map_var.end())os << ", ";itr--;}os << "}";return os;}// set 出力template <typename T>ostream &operator<<(ostream &os, set<T> &set_var){os << "{";REPI(itr, set_var){os << *itr;itr++;if (itr != set_var.end())os << ", ";itr--;}os << "}";return os;}// dump#define DUMPOUT cerrvoid dump_func(){DUMPOUT << endl;}template <class Head, class... Tail>void dump_func(Head &&head, Tail &&... tail){DUMPOUT << head;if (sizeof...(Tail) > 0){DUMPOUT << ", ";}dump_func(move(tail)...);}// chmax (更新「される」かもしれない値が前)template <typename T, typename U, typename Comp = less<>>bool chmax(T &xmax, const U &x, Comp comp = {}){if (comp(xmax, x)){xmax = x;return true;}return false;}// chmin (更新「される」かもしれない値が前)template <typename T, typename U, typename Comp = less<>>bool chmin(T &xmin, const U &x, Comp comp = {}){if (comp(x, xmin)){xmin = x;return true;}return false;}// container 内の最初の element のインデックスを探すtemplate <class Container>ll indexof(const Container &container, const typename Container::value_type &element){auto iter = find(container.begin(), container.end(), element);size_t index = distance(container.begin(), iter);if (index == container.size()){index = -1;}return index;}// ローカル用#define DEBUG_#ifdef DEBUG_#define DEB#define dump(...) \DUMPOUT << " " << string(#__VA_ARGS__) << ": " \<< "[" << to_string(__LINE__) << ":" << __FUNCTION__ << "]" \<< endl \<< " ", \dump_func(__VA_ARGS__)#else#define DEB if (false)#define dump(...)#endifstruct AtCoderInitialize{static constexpr int IOS_PREC = 15;static constexpr bool AUTOFLUSH = false;AtCoderInitialize(){ios_base::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);cout << fixed << setprecision(IOS_PREC);if (AUTOFLUSH)cout << unitbuf;}} ATCODER_INITIALIZE;/* #endregion *//**正整数Xが与えられます。Xを構成する数字を好きなように並び替えて、正整数Yを作ります。ただし、Yの最上位桁が'0'になってはいけません。Yとして作れる数のうち2番目に大きいものを出力してください。そのような数が存在しない場合は、-1と出力してください。*/void solve(){string s;cin >> s;sort(ALL(s));// cout << s << endl;REP(i, 0, SIZE(s) - 1){if (i == SIZE(s) - 2 && s[i] == '0')continue;if (s[i] != s[i + 1]){char tmp = s[i];s[i] = s[i + 1];s[i + 1] = tmp;reverse(ALL(s));cout << s << endl;return;}}cout << -1 << endl;}/*** エントリポイント.* @return 0.*/int main(){solve();return 0;}