結果
問題 | No.1425 Yet Another Cyclic Shifts Sorting |
ユーザー | stoq |
提出日時 | 2021-03-12 23:44:41 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,364 bytes |
コンパイル時間 | 2,289 ms |
コンパイル使用メモリ | 213,100 KB |
実行使用メモリ | 13,696 KB |
最終ジャッジ日時 | 2024-10-14 14:11:51 |
合計ジャッジ時間 | 6,785 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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
6,816 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 1 ms
6,816 KB |
testcase_04 | WA | - |
testcase_05 | AC | 2 ms
6,816 KB |
testcase_06 | AC | 2 ms
6,816 KB |
testcase_07 | AC | 2 ms
6,816 KB |
testcase_08 | AC | 2 ms
6,820 KB |
testcase_09 | AC | 2 ms
6,820 KB |
testcase_10 | WA | - |
testcase_11 | AC | 2 ms
6,820 KB |
testcase_12 | AC | 2 ms
6,820 KB |
testcase_13 | WA | - |
testcase_14 | AC | 2 ms
6,816 KB |
testcase_15 | AC | 2 ms
6,816 KB |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | AC | 2 ms
6,820 KB |
testcase_19 | WA | - |
testcase_20 | AC | 2 ms
6,820 KB |
testcase_21 | AC | 2 ms
6,820 KB |
testcase_22 | AC | 85 ms
11,264 KB |
testcase_23 | AC | 19 ms
6,816 KB |
testcase_24 | AC | 15 ms
6,820 KB |
testcase_25 | AC | 89 ms
11,776 KB |
testcase_26 | AC | 107 ms
13,312 KB |
testcase_27 | AC | 92 ms
12,032 KB |
testcase_28 | AC | 105 ms
13,568 KB |
testcase_29 | AC | 28 ms
6,816 KB |
testcase_30 | AC | 19 ms
6,820 KB |
testcase_31 | AC | 102 ms
13,312 KB |
testcase_32 | AC | 27 ms
6,816 KB |
testcase_33 | AC | 4 ms
6,820 KB |
testcase_34 | AC | 31 ms
6,820 KB |
testcase_35 | AC | 93 ms
12,800 KB |
testcase_36 | AC | 148 ms
10,112 KB |
testcase_37 | AC | 18 ms
6,816 KB |
testcase_38 | AC | 242 ms
13,312 KB |
testcase_39 | AC | 5 ms
6,816 KB |
testcase_40 | AC | 183 ms
11,392 KB |
testcase_41 | AC | 45 ms
6,816 KB |
testcase_42 | AC | 61 ms
7,204 KB |
testcase_43 | AC | 7 ms
6,820 KB |
testcase_44 | AC | 17 ms
6,820 KB |
testcase_45 | AC | 246 ms
13,440 KB |
testcase_46 | AC | 248 ms
13,440 KB |
testcase_47 | AC | 240 ms
13,568 KB |
testcase_48 | AC | 248 ms
13,696 KB |
testcase_49 | AC | 253 ms
13,568 KB |
testcase_50 | AC | 2 ms
6,820 KB |
ソースコード
#define MOD_TYPE 1 #pragma region Macros #include <bits/stdc++.h> using namespace std; #if 0 #include <boost/multiprecision/cpp_int.hpp> #include <boost/multiprecision/cpp_dec_float.hpp> using Int = boost::multiprecision::cpp_int; using lld = boost::multiprecision::cpp_dec_float_100; #endif #if 1 #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #endif using ll = long long int; using ld = long double; using pii = pair<int, int>; using pll = pair<ll, ll>; using pld = pair<ld, ld>; template <typename Q_type> using smaller_queue = priority_queue<Q_type, vector<Q_type>, greater<Q_type>>; constexpr ll MOD = (MOD_TYPE == 1 ? (ll)(1e9 + 7) : 998244353); constexpr int INF = (int)1e9 + 10; constexpr ll LINF = (ll)4e18; constexpr double PI = acos(-1.0); constexpr double EPS = 1e-7; constexpr int Dx[] = {0, 0, -1, 1, -1, 1, -1, 1, 0}; constexpr int Dy[] = {1, -1, 0, 0, -1, -1, 1, 1, 0}; #define REP(i, m, n) for (ll i = m; i < (ll)(n); ++i) #define rep(i, n) REP(i, 0, n) #define REPI(i, m, n) for (int i = m; i < (int)(n); ++i) #define repi(i, n) REPI(i, 0, n) #define MP make_pair #define MT make_tuple #define YES(n) cout << ((n) ? "YES" : "NO") << "\n" #define Yes(n) cout << ((n) ? "Yes" : "No") << "\n" #define possible(n) cout << ((n) ? "possible" : "impossible") << "\n" #define Possible(n) cout << ((n) ? "Possible" : "Impossible") << "\n" #define all(v) v.begin(), v.end() #define NP(v) next_permutation(all(v)) #define dbg(x) cerr << #x << ":" << x << "\n"; struct io_init { io_init() { cin.tie(0); ios::sync_with_stdio(false); cout << setprecision(30) << setiosflags(ios::fixed); }; } io_init; template <typename T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template <typename T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } inline ll CEIL(ll a, ll b) { return (a + b - 1) / b; } template <typename A, size_t N, typename T> inline void Fill(A (&array)[N], const T &val) { fill((T *)array, (T *)(array + N), val); } template <typename T, typename U> constexpr istream &operator>>(istream &is, pair<T, U> &p) noexcept { is >> p.first >> p.second; return is; } template <typename T, typename U> constexpr ostream &operator<<(ostream &os, pair<T, U> &p) noexcept { os << p.first << " " << p.second; return os; } #pragma endregion void solve() { int n; cin >> n; vector<int> a(n); rep(i, n) cin >> a[i]; map<int, int> mp; rep(i, n) mp[a[i]] = 0; int z = 0; for (auto &&[k, v] : mp) v = z++; rep(i, n) a[i] = mp[a[i]]; bool sorted[200010]; sorted[n - 1] = 1; for (int i = n - 2; i >= 0; i--) { sorted[i] = sorted[i + 1] and (a[i] <= a[i + 1]); } if (sorted[0]) { cout << 0 << "\n"; return; } int k = -1, m = a[0]; bool can = false; rep(i, n - 2) { if (k == -1) { if (a[i] <= a[i + 1]) { m = a[i + 1]; } else { k = a[i]; } } else { if (a[i] <= a[i + 1] and a[i + 1] <= k) { } else { break; } } if (i + 2 >= n or (sorted[i + 2] and a[i + 2] >= m)) { can = true; break; } } if (can) cout << 1 << "\n"; else cout << 2 << "\n"; } int main() { solve(); }