結果
問題 | No.1170 Never Want to Walk |
ユーザー | kyon2326 |
提出日時 | 2020-08-15 12:24:01 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,060 ms / 2,000 ms |
コード長 | 10,271 bytes |
コンパイル時間 | 3,166 ms |
コンパイル使用メモリ | 232,684 KB |
実行使用メモリ | 372,308 KB |
最終ジャッジ日時 | 2024-10-10 17:37:41 |
合計ジャッジ時間 | 15,109 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 |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 4 ms
5,248 KB |
testcase_13 | AC | 4 ms
5,248 KB |
testcase_14 | AC | 4 ms
5,248 KB |
testcase_15 | AC | 4 ms
5,248 KB |
testcase_16 | AC | 3 ms
5,248 KB |
testcase_17 | AC | 4 ms
5,248 KB |
testcase_18 | AC | 3 ms
5,248 KB |
testcase_19 | AC | 3 ms
5,248 KB |
testcase_20 | AC | 4 ms
5,248 KB |
testcase_21 | AC | 4 ms
5,248 KB |
testcase_22 | AC | 5 ms
5,248 KB |
testcase_23 | AC | 5 ms
5,248 KB |
testcase_24 | AC | 5 ms
5,248 KB |
testcase_25 | AC | 5 ms
5,248 KB |
testcase_26 | AC | 5 ms
5,248 KB |
testcase_27 | AC | 542 ms
157,768 KB |
testcase_28 | AC | 549 ms
158,388 KB |
testcase_29 | AC | 544 ms
151,912 KB |
testcase_30 | AC | 555 ms
158,688 KB |
testcase_31 | AC | 545 ms
155,576 KB |
testcase_32 | AC | 948 ms
347,332 KB |
testcase_33 | AC | 943 ms
336,820 KB |
testcase_34 | AC | 1,060 ms
325,348 KB |
testcase_35 | AC | 1,004 ms
372,308 KB |
testcase_36 | AC | 921 ms
345,528 KB |
testcase_37 | AC | 861 ms
310,332 KB |
testcase_38 | AC | 853 ms
288,120 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; /* #if __has_include(<boost/multiprecision/cpp_int.hpp>) #include <boost/multiprecision/cpp_int.hpp> #include <boost/multiprecision/cpp_dec_float.hpp> using bll = boost::multiprecision::cpp_int; using bdouble = boost::multiprecision::number<boost::multiprecision::cpp_dec_float<100>>; using namespace boost::multiprecision; #endif */ #ifdef LOCAL_TEST #define BOOST_STACKTRACE_USE_ADDR2LINE #define BOOST_STACKTRACE_ADDR2LINE_LOCATION /usr/local/opt/binutils/bin/addr2line #define _GNU_SOURCE 1 #include <boost/stacktrace.hpp> namespace std { template<typename T> class dvector : public std::vector<T> { public: dvector() : std::vector<T>() {} explicit dvector(size_t n, const T& value = T()) : std::vector<T>(n, value) {} dvector(const std::vector<T>& v) : std::vector<T>(v) {} dvector(const std::initializer_list<T> il) : std::vector<T>(il) {} dvector(const std::string::iterator first, const std::string::iterator last) : std::vector<T>(first, last) {} dvector(const typename std::vector<T>::iterator first, const typename std::vector<T>::iterator last) : std::vector<T>(first, last) {} dvector(const typename std::vector<T>::reverse_iterator first, const typename std::vector<T>::reverse_iterator last) : std::vector<T>(first, last) {} dvector(const typename std::vector<T>::const_iterator first, const typename std::vector<T>::const_iterator last) : std::vector<T>(first, last) {} dvector(const typename std::vector<T>::const_reverse_iterator first, const typename std::vector<T>::const_reverse_iterator last) : std::vector<T>(first, last) {} T& operator[](size_t n) { try { return this->at(n); } catch (const std::exception& e) { std::cerr << boost::stacktrace::stacktrace() << '\n'; return this->at(n); } } const T& operator[](size_t n) const { try { return this->at(n); } catch (const std::exception& e) { std::cerr << boost::stacktrace::stacktrace() << '\n'; return this->at(n); } } }; } class dbool { private: bool boolvalue; public: dbool() : boolvalue(false) {} dbool(bool b) : boolvalue(b) {} operator bool&() { return boolvalue; } operator const bool&() const { return boolvalue; } }; #define vector dvector #define bool dbool class SIGFPE_exception : std::exception {}; class SIGSEGV_exception : std::exception {}; void catch_SIGFPE([[maybe_unused]] int e) { std::cerr << boost::stacktrace::stacktrace() << '\n'; throw SIGFPE_exception(); } void catch_SIGSEGV([[maybe_unused]] int e) { std::cerr << boost::stacktrace::stacktrace() << '\n'; throw SIGSEGV_exception(); } signed convertedmain(); signed main() { signal(SIGFPE, catch_SIGFPE); signal(SIGSEGV, catch_SIGSEGV); return convertedmain(); } #define main() convertedmain() #endif #ifdef LOCAL_DEV template<typename T> std::ostream& operator<<(std::ostream& s, const std::vector<T>& v) { for (size_t i = 0; i < v.size(); ++i){ s << v[i]; if (i < v.size() - 1) s << "\t"; } return s; } template<typename T> std::ostream& operator<<(std::ostream& s, const std::vector<std::vector<T>>& vv) { s << "\\\n"; for (size_t i = 0; i < vv.size(); ++i){ s << vv[i] << "\n"; } return s; } template<typename T> std::ostream& operator<<(std::ostream& s, const std::deque<T>& v) { for (size_t i = 0; i < v.size(); ++i){ s << v[i]; if (i < v.size() - 1) s << "\t"; } return s; } template<typename T> std::ostream& operator<<(std::ostream& s, const std::set<T>& se) { s << "{ "; for (auto itr = se.begin(); itr != se.end(); ++itr){ s << (*itr) << "\t"; } s << "}"; return s; } template<typename T> std::ostream& operator<<(std::ostream& s, const std::multiset<T>& se) { s << "{ "; for (auto itr = se.begin(); itr != se.end(); ++itr){ s << (*itr) << "\t"; } s << "}"; return s; } template <typename T, size_t N> std::ostream& operator<<(std::ostream& s, const std::array<T, N>& a) { s << "{ "; for (size_t i = 0; i < N; ++i){ s << a[i] << "\t"; } s << "}"; return s; } template<typename T1, typename T2> std::ostream& operator<<(std::ostream& s, const std::map<T1, T2>& m) { s << "{\n"; for (auto itr = m.begin(); itr != m.end(); ++itr){ s << "\t" << (*itr).first << " : " << (*itr).second << "\n"; } s << "}"; return s; } template<typename T1, typename T2> std::ostream& operator<<(std::ostream& s, const std::pair<T1, T2>& p) { return s << "(" << p.first << ", " << p.second << ")"; } void debug_impl() { std::cerr << '\n'; } template<typename Head, typename... Tail> void debug_impl(Head head, Tail... tail) { std::cerr << " " << head << (sizeof...(tail) ? "," : ""); debug_impl(tail...); } #define debug(...) do { std::cerr << "(" << #__VA_ARGS__ << ") ="; debug_impl(__VA_ARGS__); } while (false) #else #define debug(...) do {} while (false) #endif //#define int long long using ll = long long; //constexpr int INF = (ll)1e9 + 7;//INT_MAX=(1<<31)-1=2147483647 constexpr ll INF = (ll)1e18;//(1LL<<63)-1=9223372036854775807 constexpr ll MOD = (ll)1e9 + 7; constexpr double EPS = 1e-9; constexpr ll dx[4] = {1, 0, -1, 0}; constexpr ll dy[4] = {0, 1, 0, -1}; constexpr ll dx8[8] = {1, 0, -1, 0, 1, 1, -1, -1}; constexpr ll dy8[8] = {0, 1, 0, -1, 1, -1, 1, -1}; #define rep(i, n) for(ll i=0, i##_length=(n); i< i##_length; ++i) #define repeq(i, n) for(ll i=1, i##_length=(n); i<=i##_length; ++i) #define rrep(i, n) for(ll i=(n)-1; i>=0; --i) #define rrepeq(i, n) for(ll i=(n) ; i>=1; --i) #define all(v) (v).begin(), (v).end() #define rall(v) (v).rbegin(), (v).rend() void p() { std::cout << '\n'; } template<typename Head, typename... Tail> void p(Head head, Tail... tail) { std::cout << head << (sizeof...(tail) ? " " : ""); p(tail...); } template<typename T> inline void pv(std::vector<T>& v) { for(ll i=0, N=v.size(); i<N; i++) std::cout << v[i] << " \n"[i==N-1]; } template<typename T> inline bool chmax(T& a, T b) { return a < b && (a = b, true); } template<typename T> inline bool chmin(T& a, T b) { return a > b && (a = b, true); } template<typename T> inline void uniq(std::vector<T>& v) { v.erase(std::unique(v.begin(), v.end()), v.end()); } /*-----8<-----template-----8<-----*/ class Edge { public: ll from,to,cost; Edge() {} Edge(ll from, ll to, ll cost) : from(from), to(to), cost(cost) {} }; ostream& operator<<(ostream& s, const Edge& e) { s << "{ " << e.from << " -> " << e.to << ", " << e.cost << " }"; return s; } //セグ木の形にして区間に辺を張る class Graph { public: ll N,sz; vector<vector<Edge>> g; Graph (ll N) : N(N) { sz = 1; while(sz < N) sz <<= 1; g.assign(sz*5-2, vector<Edge>()); ll diff=sz; for(ll i=0;i<sz-1;i++){ g[i*2+1+diff].emplace_back(i*2+1+diff, i+diff, 0); g[i*2+2+diff].emplace_back(i*2+2+diff, i+diff, 0); } for(ll i=0;i<sz;i++){ g[i].emplace_back(0, i+sz*2-1, 0); } diff=sz*3-1; for(ll i=0;i<sz-1;i++){ g[i+diff].emplace_back(i+diff, i*2+1+diff, 0); g[i+diff].emplace_back(i+diff, i*2+2+diff, 0); } for(ll i=0;i<sz;i++){ g[i+sz*4-2].emplace_back(i+sz*4-2, i, 0); } }; //[froml, fromr) -> [tol, tor) に 距離costの辺を張る void add_edge(ll froml, ll fromr, ll tol, ll tor, ll cost){ if(froml==fromr || tol==tor) return; g.emplace_back(); g.emplace_back(); ll from=g.size()-2; ll to=g.size()-1; g[from].emplace_back(from,to,cost); recursive(froml, fromr, 0, 0, sz, -1, from, sz); recursive(tol, tor, 0, 0, sz, to, -1, sz*3-1); } // 要求区間 [a, b) 中の要素の最小値を答える // k := 自分がいるノードのインデックス // 対象区間は [l, r) にあたる void recursive(ll a, ll b, ll k, ll l, ll r, ll from, ll to, ll diff) { // 要求区間と対象区間が交わらない -> 適当に返す if(r <= a || b <= l) return; // 要求区間が対象区間を完全に被覆 -> 対象区間を答えの計算に使う if(a <= l && r <= b) { ll v=k+diff; if(from!=-1){ g[from].emplace_back(from, v, 0); }else{ g[v].emplace_back(v, to, 0); } return; } // 要求区間が対象区間の一部を被覆 -> 子について探索を行う // 左側の子を vl ・ 右側の子を vr としている // 新しい対象区間は、現在の対象区間を半分に割ったもの recursive(a, b, 2*k+1, l, (l+r)/2, from, to, diff); recursive(a, b, 2*k+2, (l+r)/2, r, from, to, diff); } vector<ll> dijkstra(ll start) { vector<ll> dist; vector<ll> prev; ll gsize = g.size(); dist.assign(gsize, INF); dist[start] = 0; prev.assign(gsize, -1); priority_queue<Edge, vector<Edge>, function<bool(Edge,Edge)>> que( [](const Edge &x, const Edge &y){ return x.cost != y.cost ? (x.cost > y.cost) : (x.from != y.from ? x.from < y.from : x.to < y.to); } ); que.emplace(-1, start, 0); while (!que.empty()) { Edge e = que.top(); que.pop(); if (prev[e.to] != -1) continue; prev[e.to] = e.from; for(auto&& f : g[e.to]) { if (dist[f.to] > e.cost + f.cost) { dist[f.to] = e.cost + f.cost; que.emplace(f.from, f.to, e.cost+f.cost); } } } vector<ll> ans(N); for(ll i=0;i<N;i++)ans[i]=dist[i]; return ans; } vector<ll> f(){ vector<ll> ans(N,0); vector<bool> seen(g.size(),false); rep(i,N){ if(seen[i])continue; queue<ll> que; ll startpos = i; que.push(startpos); seen[i] = true; vector<ll> count; count.push_back(i); while(!que.empty()) { ll x = que.front(); debug(i,x); que.pop(); for(auto&& nextv:g[x]) { if(seen[nextv.to])continue; que.push(nextv.to); seen[nextv.to]=true; if(nextv.to<N) { count.push_back(nextv.to); } } } debug(i,count); for(auto&& z:count){ ans[z]=count.size(); } } return ans; } }; /*-----8<-----library-----8<-----*/ void solve() { ll N,A,B; cin>>N>>A>>B; vector<ll> x(N); rep(i,N)cin>>x[i]; Graph g(N); rep(i,N){ ll l1=lower_bound(all(x),x[i]-B)-x.begin(); ll l2=upper_bound(all(x),x[i]-A)-x.begin(); g.add_edge(i,i+1,l1,l2,1); ll r1=lower_bound(all(x),x[i]+A)-x.begin(); ll r2=upper_bound(all(x),x[i]+B)-x.begin(); g.add_edge(i,i+1,r1,r2,1); } debug(g.g); vector<ll> ans=g.f(); rep(i,N)p(ans[i]); } signed main() { std::cin.tie(nullptr); std::ios::sync_with_stdio(false); //ll Q; cin >> Q; while(Q--)solve(); solve(); return 0; }