結果
問題 | No.1950 片道きゃっちぼーる |
ユーザー | kaikey |
提出日時 | 2022-05-20 22:45:00 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 258 ms / 3,000 ms |
コード長 | 6,046 bytes |
コンパイル時間 | 2,759 ms |
コンパイル使用メモリ | 216,592 KB |
実行使用メモリ | 72,812 KB |
最終ジャッジ日時 | 2024-09-20 09:04:55 |
合計ジャッジ時間 | 8,016 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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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 | 1 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 166 ms
72,812 KB |
testcase_04 | AC | 169 ms
66,440 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 150 ms
57,704 KB |
testcase_07 | AC | 105 ms
41,540 KB |
testcase_08 | AC | 101 ms
41,548 KB |
testcase_09 | AC | 135 ms
54,632 KB |
testcase_10 | AC | 150 ms
61,892 KB |
testcase_11 | AC | 146 ms
61,748 KB |
testcase_12 | AC | 148 ms
61,884 KB |
testcase_13 | AC | 175 ms
62,880 KB |
testcase_14 | AC | 152 ms
53,692 KB |
testcase_15 | AC | 256 ms
56,596 KB |
testcase_16 | AC | 158 ms
54,708 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 139 ms
53,988 KB |
testcase_19 | AC | 258 ms
56,244 KB |
testcase_20 | AC | 104 ms
41,420 KB |
testcase_21 | AC | 148 ms
54,948 KB |
testcase_22 | AC | 143 ms
53,032 KB |
ソースコード
#include "bits/stdc++.h" #include <random> #define ALL(x) (x).begin(), (x).end() #define RALL(x) (x).rbegin(), (x).rend() #define SZ(x) ((lint)(x).size()) #define FOR(i, begin, end) for(lint i=(begin),i##_end_=(end);i<i##_end_;++i) #define IFOR(i, begin, end) for(lint 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) #define endk '\n' using namespace std; typedef unsigned long long _ulong; typedef long long int lint; typedef long double ld; typedef pair<lint, lint> plint; typedef pair<ld, ld> pld; struct fast_ios { fast_ios() { cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(10); }; } fast_ios_; template<class T> auto add = [](T a, T b) -> T { return a + b; }; template<class T> auto mul = [](T a, T b) -> T { return a * b; }; template<class T> auto f_max = [](T a, T b) -> T { return max(a, b); }; template<class T> auto f_min = [](T a, T b) -> T { return min(a, b); }; template<class T> using V = vector<T>; using Vl = V<lint>; using VVl = V<Vl>; using VVVl = V<V<Vl>>; template< typename T > ostream& operator<<(ostream& os, const vector< T >& v) { for (int i = 0; i < (int)v.size(); i++) os << v[i] << (i + 1 != v.size() ? " " : ""); return os; } template< typename T >istream& operator>>(istream& is, vector< T >& v) { for (T& in : v) is >> in; return is; } template<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; } template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; } template <class T> T div_floor(T a, T b) { if (b < 0) a *= -1, b *= -1; return a >= 0 ? a / b : (a + 1) / b - 1; } template <class T> T div_ceil(T a, T b) { if (b < 0) a *= -1, b *= -1; return a > 0 ? (a - 1) / b + 1 : a / b; } template <class F> struct rec { F f; rec(F&& f_) : f(std::forward<F>(f_)) {} template <class... Args> auto operator()(Args &&... args) const { return f(*this, std::forward<Args>(args)...); } }; lint gcd(lint a, lint b) { if (b == 0) return a; else return gcd(b, a % b); } lint digit(lint a) { return (lint)log10(a); } lint e_dist(plint a, plint b) { return abs(a.first - b.first) * abs(a.first - b.first) + abs(a.second - b.second) * abs(a.second - b.second); } lint m_dist(plint a, plint b) { return abs(a.first - b.first) + abs(a.second - b.second); } bool check_overflow(lint a, lint b, lint limit) { if (b == 0) return false; return a >= limit / b; } // a * b > c => true void Worshall_Floyd(VVl& g) { REP(k, SZ(g)) REP(i, SZ(g)) REP(j, SZ(g)) chmin(g[i][j], g[i][k] + g[k][j]); } const lint MOD1000000007 = 1000000007, MOD998244353 = 998244353, INF = 4e18; lint dx[8] = { 0, 1, 0, -1, 1, -1, 1, -1 }, dy[8] = { 1, 0, -1, 0, -1, -1, 1, 1 }; bool YN(bool flag) { cout << (flag ? "YES" : "NO") << endk; return flag; } bool yn(bool flag) { cout << (flag ? "Yes" : "No") << endk; return flag; } struct Edge { lint from, to; lint cost, t; Edge() { } Edge(lint u, lint v, lint c, lint _t) { cost = c; from = u; to = v; t = _t; } bool operator<(const Edge& e) const { return cost < e.cost; } }; struct WeightedEdge { lint to; lint cost; WeightedEdge(lint v, lint c) { to = v; cost = c; } bool operator<(const WeightedEdge& e) const { return cost < e.cost; } }; using WeightedGraph = V<V<WeightedEdge>>; typedef pair<lint, plint> tlint; typedef pair<ld, ld> pld; typedef pair<plint, plint> qlint; typedef pair<string, string> pstr; typedef pair<lint, Vl> valv; template< typename G > struct StronglyConnectedComponents { const G& g; VVl gg, rg; vector< int > comp, order, used; StronglyConnectedComponents(G& g) : g(g), gg(g.size()), rg(g.size()), comp(g.size(), -1), used(g.size()) { for (int i = 0; i < g.size(); i++) { for (auto e : g[i]) { gg[i].emplace_back((int)e); rg[(int)e].emplace_back(i); } } } int operator[](int k) { return comp[k]; } void dfs(int idx) { if (used[idx]) return; used[idx] = true; for (int to : gg[idx]) dfs(to); order.push_back(idx); } void rdfs(int idx, int cnt) { if (comp[idx] != -1) return; comp[idx] = cnt; for (int to : rg[idx]) rdfs(to, cnt); } void build(VVl& t) { for (int i = 0; i < gg.size(); i++) dfs(i); reverse(begin(order), end(order)); int ptr = 0; for (int i : order) if (comp[i] == -1) rdfs(i, ptr), ptr++; t.resize(ptr); for (int i = 0; i < g.size(); i++) { for (auto& to : g[i]) { int x = comp[i], y = comp[to]; if (x == y) continue; t[x].push_back(y); } } } }; int main() { lint N; cin >> N; Vl arr(N), _arr(N); cin >> arr >> _arr; Vl maxv(N); REP(i, N) { chmax(maxv[i], arr[i] + _arr[i]); } VVl to(N); REP(i, N) { { lint v = arr[i] + _arr[i]; auto itr = lower_bound(ALL(arr), v); if (itr != arr.end() && *itr == v) { lint n = itr - arr.begin(); to[i].push_back(n); } } { lint v = arr[i] - _arr[i]; auto itr = lower_bound(ALL(arr), v); if (itr != arr.end() && *itr == v) { lint n = itr - arr.begin(); to[i].push_back(n); } } } StronglyConnectedComponents g(to); VVl res; g.build(res); Vl _maxv(N); VVl vs(N); REP(i, N) { chmax(_maxv[g[i]], maxv[i]); vs[g[i]].push_back(i); } IREP(i, N) { for (lint v : vs[i]) { for (lint nxt : to[v]) { chmax(_maxv[i], _maxv[g[nxt]]); } } } REP(i, N) { chmax(maxv[i], _maxv[g[i]]); cout << maxv[i] - arr[i] << endk; } }