結果
問題 | No.1788 Same Set |
ユーザー | hitonanode |
提出日時 | 2021-12-17 01:07:22 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 7,497 bytes |
コンパイル時間 | 2,225 ms |
コンパイル使用メモリ | 194,116 KB |
実行使用メモリ | 58,408 KB |
最終ジャッジ日時 | 2024-09-14 01:11:43 |
合計ジャッジ時間 | 19,516 ms |
ジャッジサーバーID (参考情報) |
judge6 / judge5 |
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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 | 17 ms
21,952 KB |
testcase_01 | AC | 16 ms
22,016 KB |
testcase_02 | AC | 16 ms
22,016 KB |
testcase_03 | AC | 16 ms
21,948 KB |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | AC | 17 ms
21,932 KB |
testcase_10 | AC | 17 ms
22,024 KB |
testcase_11 | AC | 93 ms
36,680 KB |
testcase_12 | AC | 247 ms
45,572 KB |
testcase_13 | WA | - |
testcase_14 | AC | 441 ms
49,536 KB |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 620 ms
58,408 KB |
testcase_20 | AC | 115 ms
36,840 KB |
testcase_21 | WA | - |
testcase_22 | AC | 616 ms
49,920 KB |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | AC | 178 ms
39,168 KB |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | AC | 177 ms
39,268 KB |
testcase_31 | AC | 742 ms
52,668 KB |
testcase_32 | AC | 752 ms
56,080 KB |
testcase_33 | AC | 725 ms
56,176 KB |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
ソースコード
#include <algorithm> #include <array> #include <bitset> #include <cassert> #include <chrono> #include <cmath> #include <complex> #include <deque> #include <forward_list> #include <fstream> #include <functional> #include <iomanip> #include <ios> #include <iostream> #include <limits> #include <list> #include <map> #include <numeric> #include <queue> #include <random> #include <set> #include <sstream> #include <stack> #include <string> #include <tuple> #include <type_traits> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> using namespace std; using lint = long long; using pint = pair<int, int>; using plint = pair<lint, lint>; struct fast_ios { fast_ios(){ cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(20); }; } fast_ios_; #define ALL(x) (x).begin(), (x).end() #define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++) #define IFOR(i, begin, end) for(int i=(end)-1,i##_begin_=(begin);i>=i##_begin_;i--) #define REP(i, n) FOR(i,0,n) #define IREP(i, n) IFOR(i,0,n) template <typename T, typename V> void ndarray(vector<T>& vec, const V& val, int len) { vec.assign(len, val); } template <typename T, typename V, typename... Args> void ndarray(vector<T>& vec, const V& val, int len, Args... args) { vec.resize(len), for_each(begin(vec), end(vec), [&](T& v) { ndarray(v, val, args...); }); } template <typename T> bool chmax(T &m, const T q) { return m < q ? (m = q, true) : false; } template <typename T> bool chmin(T &m, const T q) { return m > q ? (m = q, true) : false; } int floor_lg(long long x) { return x <= 0 ? -1 : 63 - __builtin_clzll(x); } template <typename T1, typename T2> pair<T1, T2> operator+(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first + r.first, l.second + r.second); } template <typename T1, typename T2> pair<T1, T2> operator-(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first - r.first, l.second - r.second); } template <typename T> vector<T> sort_unique(vector<T> vec) { sort(vec.begin(), vec.end()), vec.erase(unique(vec.begin(), vec.end()), vec.end()); return vec; } template <typename T> int arglb(const std::vector<T> &v, const T &x) { return std::distance(v.begin(), std::lower_bound(v.begin(), v.end(), x)); } template <typename T> int argub(const std::vector<T> &v, const T &x) { return std::distance(v.begin(), std::upper_bound(v.begin(), v.end(), x)); } template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (auto &v : vec) is >> v; return is; } template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) { os << '['; for (auto v : vec) os << v << ','; os << ']'; return os; } template <typename T, size_t sz> ostream &operator<<(ostream &os, const array<T, sz> &arr) { os << '['; for (auto v : arr) os << v << ','; os << ']'; return os; } #if __cplusplus >= 201703L template <typename... T> istream &operator>>(istream &is, tuple<T...> &tpl) { std::apply([&is](auto &&... args) { ((is >> args), ...);}, tpl); return is; } template <typename... T> ostream &operator<<(ostream &os, const tuple<T...> &tpl) { os << '('; std::apply([&os](auto &&... args) { ((os << args << ','), ...);}, tpl); return os << ')'; } #endif template <typename T> ostream &operator<<(ostream &os, const deque<T> &vec) { os << "deq["; for (auto v : vec) os << v << ','; os << ']'; return os; } template <typename T> ostream &operator<<(ostream &os, const set<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T, typename TH> ostream &operator<<(ostream &os, const unordered_set<T, TH> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T> ostream &operator<<(ostream &os, const multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa) { os << '(' << pa.first << ',' << pa.second << ')'; return os; } template <typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; } template <typename TK, typename TV, typename TH> ostream &operator<<(ostream &os, const unordered_map<TK, TV, TH> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; } #ifdef HITONANODE_LOCAL const string COLOR_RESET = "\033[0m", BRIGHT_GREEN = "\033[1;32m", BRIGHT_RED = "\033[1;31m", BRIGHT_CYAN = "\033[1;36m", NORMAL_CROSSED = "\033[0;9;37m", RED_BACKGROUND = "\033[1;41m", NORMAL_FAINT = "\033[0;2m"; #define dbg(x) cerr << BRIGHT_CYAN << #x << COLOR_RESET << " = " << (x) << NORMAL_FAINT << " (L" << __LINE__ << ") " << __FILE__ << COLOR_RESET << endl #define dbgif(cond, x) ((cond) ? cerr << BRIGHT_CYAN << #x << COLOR_RESET << " = " << (x) << NORMAL_FAINT << " (L" << __LINE__ << ") " << __FILE__ << COLOR_RESET << endl : cerr) #else #define dbg(x) (x) #define dbgif(cond, x) 0 #endif #include <atcoder/lazysegtree> using S = pint; // min, num of min S op(S l, S r) { if (l.first < r.first) return l; if (l.first > r.first) return r; return {l.first, l.second + r.second}; } S e() { return {1 << 20, 0}; } using F = int; S mapping(F f, S x) { return {x.first + f, x.second}; } F composition(F f, F g) { return f + g; } F id() { return 0; } using Tree = atcoder::lazy_segtree<S, op, e, F, mapping, composition, id>; int main() { int N; cin >> N; vector<int> A(N), B(N); cin >> A >> B; vector<vector<int>> a2i(400001), b2i = a2i; vector<vector<tuple<int, int, int>>> updates(N + 1); REP(i, N) { a2i[A[i]].push_back(i); b2i[B[i]].push_back(i); } REP(a, a2i.size()) { auto xa = a2i[a], xb = b2i[a]; int ia = 0, ib = 0, l = 0; if (xa.empty() and xb.empty()) continue; dbg(xa); dbg(xb); while (ia < int(xa.size()) or ib < int(xb.size())) { dbg(pint(ia, ib)); if (ia == xa.size()) { updates[l].emplace_back(xb[ib], N, 1); updates[xb[ib] + 1].emplace_back(xb[ib], N, -1); break; } else if (ib == xb.size()) { updates[l].emplace_back(xa[ia], N, 1); updates[xa[ia] + 1].emplace_back(xa[ia], N, -1); break; } else if (xa[ia] == xb[ib]) { l = xa[ia] + 1; ia++; ib++; continue; } else if (xa[ia] < xb[ib]) { updates[l].emplace_back(xa[ia], xb[ib], 1); updates[xa[ia] + 1].emplace_back(xa[ia], xb[ib], -1); l = xa[ia] + 1; ia++; } else { updates[l].emplace_back(xb[ib], xa[ia], 1); updates[xb[ib] + 1].emplace_back(xb[ib], xa[ia], -1); l = xb[ib] + 1; ib++; } } dbg(updates); } dbg(updates); lint ret = 0; Tree tree(vector<S>(N, pint(0, 1))); REP(i, N) { for (auto [l, r, v] : updates[i]) { tree.apply(l, r, v); } auto pr = tree.prod(i, N); dbg(pr); if (pr.first == 0) ret += pr.second; } cout << ret << '\n'; }