結果
問題 | No.1496 不思議な数え上げ |
ユーザー | 👑 emthrm |
提出日時 | 2021-04-30 22:59:53 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 364 ms / 3,000 ms |
コード長 | 4,554 bytes |
コンパイル時間 | 2,149 ms |
コンパイル使用メモリ | 212,912 KB |
実行使用メモリ | 19,072 KB |
最終ジャッジ日時 | 2024-07-19 02:47:04 |
合計ジャッジ時間 | 15,318 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 1 ms
5,376 KB |
testcase_03 | AC | 294 ms
18,944 KB |
testcase_04 | AC | 293 ms
18,908 KB |
testcase_05 | AC | 311 ms
18,944 KB |
testcase_06 | AC | 203 ms
18,944 KB |
testcase_07 | AC | 199 ms
19,072 KB |
testcase_08 | AC | 201 ms
19,072 KB |
testcase_09 | AC | 203 ms
18,944 KB |
testcase_10 | AC | 203 ms
18,944 KB |
testcase_11 | AC | 210 ms
19,072 KB |
testcase_12 | AC | 304 ms
19,072 KB |
testcase_13 | AC | 212 ms
18,944 KB |
testcase_14 | AC | 198 ms
18,944 KB |
testcase_15 | AC | 209 ms
19,072 KB |
testcase_16 | AC | 212 ms
18,944 KB |
testcase_17 | AC | 364 ms
18,944 KB |
testcase_18 | AC | 359 ms
18,944 KB |
testcase_19 | AC | 360 ms
19,072 KB |
testcase_20 | AC | 350 ms
18,944 KB |
testcase_21 | AC | 346 ms
18,944 KB |
testcase_22 | AC | 349 ms
18,944 KB |
testcase_23 | AC | 337 ms
18,944 KB |
testcase_24 | AC | 363 ms
18,944 KB |
testcase_25 | AC | 301 ms
19,072 KB |
testcase_26 | AC | 301 ms
18,944 KB |
testcase_27 | AC | 250 ms
18,944 KB |
testcase_28 | AC | 250 ms
19,072 KB |
testcase_29 | AC | 253 ms
19,072 KB |
testcase_30 | AC | 255 ms
18,944 KB |
testcase_31 | AC | 263 ms
18,944 KB |
testcase_32 | AC | 300 ms
17,536 KB |
testcase_33 | AC | 151 ms
11,136 KB |
testcase_34 | AC | 138 ms
10,496 KB |
testcase_35 | AC | 3 ms
5,376 KB |
testcase_36 | AC | 310 ms
17,664 KB |
testcase_37 | AC | 166 ms
11,264 KB |
testcase_38 | AC | 147 ms
10,880 KB |
testcase_39 | AC | 213 ms
15,232 KB |
testcase_40 | AC | 114 ms
9,856 KB |
testcase_41 | AC | 224 ms
15,360 KB |
ソースコード
#define _USE_MATH_DEFINES #include <bits/stdc++.h> using namespace std; #define FOR(i,m,n) for(int i=(m);i<(n);++i) #define REP(i,n) FOR(i,0,n) #define ALL(v) (v).begin(),(v).end() using ll = long long; constexpr int INF = 0x3f3f3f3f; constexpr long long LINF = 0x3f3f3f3f3f3f3f3fLL; constexpr double EPS = 1e-8; constexpr int MOD = 1000000007; // constexpr int MOD = 998244353; constexpr int dy[] = {1, 0, -1, 0}, dx[] = {0, -1, 0, 1}; constexpr int dy8[] = {1, 1, 0, -1, -1, -1, 0, 1}, dx8[] = {0, -1, -1, -1, 0, 1, 1, 1}; template <typename T, typename U> inline bool chmax(T &a, U b) { return a < b ? (a = b, true) : false; } template <typename T, typename U> inline bool chmin(T &a, U b) { return a > b ? (a = b, true) : false; } struct IOSetup { IOSetup() { std::cin.tie(nullptr); std::ios_base::sync_with_stdio(false); std::cout << fixed << setprecision(20); } } iosetup; template <typename T> struct SegmentTree { using Monoid = typename T::Monoid; SegmentTree(int n) : SegmentTree(std::vector<Monoid>(n, T::id())) {} SegmentTree(const std::vector<Monoid> &a) : n(a.size()) { while (p2 < n) p2 <<= 1; dat.assign(p2 << 1, T::id()); for (int i = 0; i < n; ++i) dat[i + p2] = a[i]; for (int i = p2 - 1; i > 0; --i) dat[i] = T::merge(dat[i << 1], dat[(i << 1) + 1]); } void set(int idx, Monoid val) { idx += p2; dat[idx] = val; while (idx >>= 1) dat[idx] = T::merge(dat[idx << 1], dat[(idx << 1) + 1]); } Monoid get(int left, int right) const { Monoid l_res = T::id(), r_res = T::id(); for (left += p2, right += p2; left < right; left >>= 1, right >>= 1) { if (left & 1) l_res = T::merge(l_res, dat[left++]); if (right & 1) r_res = T::merge(dat[--right], r_res); } return T::merge(l_res, r_res); } Monoid operator[](const int idx) const { return dat[idx + p2]; } template <typename G> int find_right(int left, G g) { if (left >= n) return n; Monoid val = T::id(); left += p2; do { while (!(left & 1)) left >>= 1; Monoid nx = T::merge(val, dat[left]); if (!g(nx)) { while (left < p2) { left <<= 1; nx = T::merge(val, dat[left]); if (g(nx)) { val = nx; ++left; } } return left - p2; } val = nx; ++left; } while (__builtin_popcount(left) > 1); return n; } template <typename G> int find_left(int right, G g) { if (right <= 0) return -1; Monoid val = T::id(); right += p2; do { --right; while (right > 1 && (right & 1)) right >>= 1; Monoid nx = T::merge(dat[right], val); if (!g(nx)) { while (right < p2) { right = (right << 1) + 1; nx = T::merge(dat[right], val); if (g(nx)) { val = nx; --right; } } return right - p2; } val = nx; } while (__builtin_popcount(right) > 1); return -1; } private: int n, p2 = 1; std::vector<Monoid> dat; }; namespace monoid { template <typename T> struct RangeMinimumQuery { using Monoid = T; static constexpr Monoid id() { return std::numeric_limits<Monoid>::max(); } static Monoid merge(const Monoid &a, const Monoid &b) { return std::min(a, b); } }; template <typename T> struct RangeMaximumQuery { using Monoid = T; static constexpr Monoid id() { return std::numeric_limits<Monoid>::lowest(); } static Monoid merge(const Monoid &a, const Monoid &b) { return std::max(a, b); } }; template <typename T> struct RangeSumQuery { using Monoid = T; static constexpr Monoid id() { return 0; } static Monoid merge(const Monoid &a, const Monoid &b) { return a + b; } }; } // monoid int main() { int n; cin >> n; vector<ll> p(n); REP(i, n) cin >> p[i]; SegmentTree<monoid::RangeSumQuery<ll>> seg(p); vector<int> pos(n); REP(i, n) pos[p[i] - 1] = i; set<int> bye{-1, n}; REP(i, n) { ll a; cin >> a; ll ans = 0; int l = *prev(bye.lower_bound(pos[i])), r = *bye.upper_bound(pos[i]); if (pos[i] - l < r - pos[i]) { for (int j = pos[i]; j > l; --j) { int q = seg.find_right(j, [&](ll x) -> bool { return x <= a; }); if (q <= pos[i]) break; ans += min(q, r) - pos[i]; } } else { FOR(j, pos[i], r) { int q = seg.find_left(j + 1, [&](ll x) -> bool { return x <= a; }); if (q >= pos[i]) break; ans += pos[i] - max(q, l); } } cout << ans << '\n'; bye.emplace(pos[i]); } return 0; }