結果
問題 | No.491 10^9+1と回文 |
ユーザー | haruki_K |
提出日時 | 2020-03-11 03:34:16 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 1,000 ms |
コード長 | 4,596 bytes |
コンパイル時間 | 1,544 ms |
コンパイル使用メモリ | 169,676 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-15 23:54:26 |
合計ジャッジ時間 | 3,996 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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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 |
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testcase_00 | AC | 2 ms
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testcase_01 | AC | 2 ms
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testcase_02 | AC | 2 ms
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testcase_03 | AC | 2 ms
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testcase_04 | AC | 2 ms
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testcase_05 | AC | 2 ms
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testcase_06 | AC | 2 ms
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testcase_07 | AC | 2 ms
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testcase_08 | AC | 2 ms
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testcase_09 | AC | 2 ms
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testcase_10 | AC | 2 ms
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testcase_11 | AC | 2 ms
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testcase_12 | AC | 2 ms
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testcase_13 | AC | 2 ms
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testcase_14 | AC | 2 ms
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testcase_15 | AC | 2 ms
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testcase_16 | AC | 2 ms
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testcase_17 | AC | 2 ms
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testcase_18 | AC | 2 ms
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testcase_19 | AC | 2 ms
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testcase_20 | AC | 1 ms
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testcase_21 | AC | 2 ms
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testcase_22 | AC | 2 ms
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testcase_23 | AC | 2 ms
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testcase_24 | AC | 2 ms
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testcase_25 | AC | 2 ms
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testcase_26 | AC | 2 ms
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testcase_27 | AC | 2 ms
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testcase_28 | AC | 2 ms
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testcase_29 | AC | 2 ms
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testcase_30 | AC | 2 ms
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testcase_31 | AC | 2 ms
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testcase_32 | AC | 2 ms
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testcase_33 | AC | 2 ms
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testcase_34 | AC | 2 ms
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testcase_35 | AC | 2 ms
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testcase_36 | AC | 2 ms
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testcase_37 | AC | 2 ms
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testcase_38 | AC | 2 ms
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testcase_39 | AC | 2 ms
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testcase_40 | AC | 2 ms
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testcase_41 | AC | 2 ms
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testcase_42 | AC | 2 ms
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testcase_43 | AC | 2 ms
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testcase_44 | AC | 2 ms
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testcase_45 | AC | 2 ms
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testcase_46 | AC | 2 ms
5,248 KB |
testcase_47 | AC | 2 ms
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testcase_48 | AC | 2 ms
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testcase_49 | AC | 2 ms
5,248 KB |
testcase_50 | AC | 2 ms
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testcase_51 | AC | 2 ms
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testcase_52 | AC | 2 ms
5,248 KB |
testcase_53 | AC | 2 ms
5,248 KB |
testcase_54 | AC | 2 ms
5,248 KB |
testcase_55 | AC | 2 ms
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testcase_56 | AC | 2 ms
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testcase_57 | AC | 2 ms
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testcase_58 | AC | 2 ms
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testcase_59 | AC | 2 ms
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testcase_60 | AC | 2 ms
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testcase_61 | AC | 2 ms
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testcase_62 | AC | 2 ms
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testcase_63 | AC | 2 ms
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testcase_64 | AC | 2 ms
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testcase_65 | AC | 2 ms
5,248 KB |
testcase_66 | AC | 2 ms
5,248 KB |
testcase_67 | AC | 2 ms
5,248 KB |
testcase_68 | AC | 2 ms
5,248 KB |
testcase_69 | AC | 2 ms
5,248 KB |
testcase_70 | AC | 2 ms
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testcase_71 | AC | 2 ms
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testcase_72 | AC | 2 ms
5,248 KB |
testcase_73 | AC | 2 ms
5,248 KB |
testcase_74 | AC | 2 ms
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testcase_75 | AC | 2 ms
5,248 KB |
testcase_76 | AC | 2 ms
5,248 KB |
testcase_77 | AC | 2 ms
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testcase_78 | AC | 2 ms
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testcase_79 | AC | 2 ms
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testcase_80 | AC | 2 ms
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testcase_81 | AC | 2 ms
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testcase_82 | AC | 2 ms
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testcase_83 | AC | 2 ms
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testcase_84 | AC | 2 ms
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testcase_85 | AC | 2 ms
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testcase_86 | AC | 2 ms
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testcase_87 | AC | 2 ms
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testcase_88 | AC | 2 ms
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testcase_89 | AC | 2 ms
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testcase_90 | AC | 2 ms
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testcase_91 | AC | 2 ms
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testcase_92 | AC | 2 ms
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testcase_93 | AC | 2 ms
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testcase_94 | AC | 2 ms
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testcase_95 | AC | 2 ms
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testcase_96 | AC | 2 ms
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testcase_97 | AC | 2 ms
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testcase_98 | AC | 2 ms
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testcase_99 | AC | 1 ms
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testcase_100 | AC | 2 ms
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testcase_101 | AC | 2 ms
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testcase_102 | AC | 2 ms
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testcase_103 | AC | 2 ms
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testcase_104 | AC | 2 ms
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testcase_105 | AC | 2 ms
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ソースコード
// >>> TEMPLATES #include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using i32 = int32_t; using i64 = int64_t; #define int ll #define double ld #define rep(i,n) for (int i = 0; i < (int)(n); i++) #define rep1(i,n) for (int i = 1; i <= (int)(n); i++) #define repR(i,n) for (int i = (int)(n)-1; i >= 0; i--) #define rep1R(i,n) for (int i = (int)(n); i >= 1; i--) #define loop(i,a,B) for (int i = a; i B; i++) #define loopR(i,a,B) for (int i = a; i B; i--) #define all(x) (x).begin(), (x).end() #define allR(x) (x).rbegin(), (x).rend() #define pb push_back #define eb emplace_back #define mp make_pair #define fst first #define snd second auto constexpr INF32 = numeric_limits<int32_t>::max()/2-1; auto constexpr INF64 = numeric_limits<int64_t>::max()/2-1; auto constexpr INF = numeric_limits<int>::max()/2-1; #ifdef LOCAL #include "debug.hpp" #define dump(...) cerr << "[" << setw(3) << __LINE__ << ":" << __FUNCTION__ << "] ", dump_impl(#__VA_ARGS__, __VA_ARGS__) #define say(x) cerr << "[" << __LINE__ << ":" << __FUNCTION__ << "] " << x << endl #define debug if (1) #else #define dump(...) (void)(0) #define say(x) (void)(0) #define debug if (0) #endif template <class T> using pque_max = priority_queue<T>; template <class T> using pque_min = priority_queue<T, vector<T>, greater<T> >; template <class T, class = typename T::iterator, class = typename enable_if<!is_same<T, string>::value>::type> ostream& operator<<(ostream& os, T const& v) { bool f = true; for (auto const& x : v) os << (f ? "" : " ") << x, f = false; return os; } template <class T, class = typename T::iterator, class = typename enable_if<!is_same<T, string>::value>::type> istream& operator>>(istream& is, T &v) { for (auto& x : v) is >> x; return is; } template <class T, class S> istream& operator>>(istream& is, pair<T,S>& p) { return is >> p.first >> p.second; } struct IOSetup { IOSetup() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } iosetup; template <class F> struct FixPoint : private F { constexpr FixPoint(F&& f) : F(forward<F>(f)) {} template <class... T> constexpr auto operator()(T&&... x) const { return F::operator()(*this, forward<T>(x)...); } }; struct MakeFixPoint { template <class F> constexpr auto operator|(F&& f) const { return FixPoint<F>(forward<F>(f)); } }; #define MFP MakeFixPoint()| #define def(name, ...) auto name = MFP [&](auto &&name, __VA_ARGS__) template <class T, size_t d> struct vec_impl { using type = vector<typename vec_impl<T,d-1>::type>; template <class... U> static type make_v(size_t n, U&&... x) { return type(n, vec_impl<T,d-1>::make_v(forward<U>(x)...)); } }; template <class T> struct vec_impl<T,0> { using type = T; static type make_v(T const& x = {}) { return x; } }; template <class T, size_t d = 1> using vec = typename vec_impl<T,d>::type; template <class T, size_t d = 1, class... Args> auto make_v(Args&&... args) { return vec_impl<T,d>::make_v(forward<Args>(args)...); } template <class T> void quit(T const& x) { cout << x << endl; exit(0); } template <class T> constexpr bool chmin(T& x, T const& y) { if (x > y) { x = y; return true; } return false; } template <class T> constexpr bool chmax(T& x, T const& y) { if (x < y) { x = y; return true; } return false; } template <class It> constexpr auto sumof(It b, It e) { return accumulate(b,e,typename iterator_traits<It>::value_type{}); } template <class T> int sz(T const& x) { return x.size(); } template <class C, class T> int lbd(C const& v, T const& x) { return lower_bound(v.begin(), v.end(), x)-v.begin(); } template <class C, class T> int ubd(C const& v, T const& x) { return upper_bound(v.begin(), v.end(), x)-v.begin(); } template <class C, class F> int ppt(C const& v, F f) { return partition_point(v.begin(), v.end(), f)-v.begin(); } // <<< int32_t main() { int n; cin >> n; n /= int(1e9 + 1); auto s = to_string(n); int cnt = 0, k = 9; rep (i,s.size()-1) { cnt += k; if (i&1) k *= 10; } dump(cnt); k = (s.size()+1)/2; int m = stoi(s.substr(0,k)); cnt += m-pow(10,k-1); dump(cnt); auto t = s.substr(0,k); auto tt = t; if (s.size()&1) tt.pop_back(); reverse(all(tt)); t += tt; if (t <= s) cnt++; dump(t,s); cout << cnt << endl; debug { dump(n); int ans = 0; rep1 (x,n) { auto s = to_string(x); auto ss = s; reverse(all(ss)); if (s == ss) ans++; } dump(ans); assert(cnt == ans); } }