#400413 (C++14) No.927 Second Permutation

• 問題: No.927 Second Permutation
• ユーザー: noshi91
• 提出日時: 2019-11-22 22:58:20
• 言語: C++14 (gcc 13.3.0 + boost 1.87.0)
• 結果: AC
• 実行時間: 7 ms / 2,000 ms
• コード長: 2,499 bytes
• コンパイル時間: 763 ms
• コンパイル使用メモリ: 77,836 KB
• 実行使用メモリ: 6,824 KB
• 最終ジャッジ日時: 2024-10-11 04:34:33
• 合計ジャッジ時間: 1,816 ms
• ジャッジサーバーID （参考情報）: judge3 / judge2

ファイルパターン	結果
sample	AC * 3
other	AC * 27

ソースコード

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//#define NDEBUG
#include <algorithm>
#include <cstddef>
#include <cstdint>
#include <iostream>
#include <vector>
namespace n91 {
using i8 = std::int_fast8_t;
using i32 = std::int_fast32_t;
using i64 = std::int_fast64_t;
using u8 = std::uint_fast8_t;
using u32 = std::uint_fast32_t;
using u64 = std::uint_fast64_t;
using isize = std::ptrdiff_t;
using usize = std::size_t;
struct rep {
  struct itr {
    usize i;
    constexpr itr(const usize i) noexcept : i(i) {}
    void operator++() noexcept { ++i; }
    constexpr usize operator*() const noexcept { return i; }
    constexpr bool operator!=(const itr x) const noexcept { return i != x.i; }
  };
  const itr f, l;
  constexpr rep(const usize f, const usize l) noexcept
      : f(std::min(f, l)), l(l) {}
  constexpr auto begin() const noexcept { return f; }
  constexpr auto end() const noexcept { return l; }
};
struct revrep {
  struct itr {
    usize i;
    constexpr itr(const usize i) noexcept : i(i) {}
    void operator++() noexcept { --i; }
    constexpr usize operator*() const noexcept { return i; }
    constexpr bool operator!=(const itr x) const noexcept { return i != x.i; }
  };
  const itr f, l;
  constexpr revrep(const usize f, const usize l) noexcept
      : f(l - 1), l(std::min(f, l) - 1) {}
  constexpr auto begin() const noexcept { return f; }
  constexpr auto end() const noexcept { return l; }
};
template <class T> auto md_vec(const usize n, const T &value) {
  return std::vector<T>(n, value);
}
template <class... Args> auto md_vec(const usize n, Args... args) {
  return std::vector<decltype(md_vec(args...))>(n, md_vec(args...));
}
template <class T> constexpr T difference(const T &a, const T &b) noexcept {
  return a < b ? b - a : a - b;
}
template <class T> void chmin(T &a, const T &b) noexcept {
  if (b < a)
    a = b;
}
template <class T> void chmax(T &a, const T &b) noexcept {
  if (a < b)
    a = b;
}
template <class T> T scan() {
  T ret;
  std::cin >> ret;
  return ret;
}
} // namespace n91
#include <algorithm>
#include <functional>
#include <iostream>
#include <utility>
namespace n91 {
void main_() {
  /*
  std::ios::sync_with_stdio(false);
  std::cin.tie(nullptr);
  //*/
  std::string x = scan<std::string>();
  std::sort(x.begin(), x.end(), std::greater<char>());
  if (!std::prev_permutation(x.begin(), x.end()) || x.front() == '0') {
    std::cout << "-1" << std::endl;
  } else {
    std::cout << x << std::endl;
  }
}
} // namespace n91
int main() {
  n91::main_();
  return 0;
}
 
 
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