結果
問題 | No.2387 Yokan Factory |
ユーザー | 👑 amentorimaru |
提出日時 | 2023-06-14 18:51:39 |
言語 | C++17(clang) (17.0.6 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 723 ms / 5,000 ms |
コード長 | 4,515 bytes |
コンパイル時間 | 4,774 ms |
コンパイル使用メモリ | 162,972 KB |
実行使用メモリ | 13,984 KB |
最終ジャッジ日時 | 2024-06-23 20:26:45 |
合計ジャッジ時間 | 11,408 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,812 KB |
testcase_02 | AC | 1 ms
6,812 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 1 ms
6,944 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 1 ms
6,940 KB |
testcase_15 | AC | 389 ms
13,876 KB |
testcase_16 | AC | 276 ms
13,304 KB |
testcase_17 | AC | 518 ms
13,984 KB |
testcase_18 | AC | 608 ms
12,724 KB |
testcase_19 | AC | 482 ms
9,860 KB |
testcase_20 | AC | 360 ms
8,792 KB |
testcase_21 | AC | 714 ms
12,196 KB |
testcase_22 | AC | 330 ms
8,628 KB |
testcase_23 | AC | 511 ms
9,828 KB |
testcase_24 | AC | 340 ms
9,252 KB |
testcase_25 | AC | 311 ms
7,120 KB |
testcase_26 | AC | 613 ms
10,956 KB |
testcase_27 | AC | 723 ms
11,920 KB |
testcase_28 | AC | 4 ms
6,940 KB |
testcase_29 | AC | 7 ms
6,940 KB |
testcase_30 | AC | 5 ms
6,940 KB |
testcase_31 | AC | 5 ms
6,940 KB |
testcase_32 | AC | 3 ms
6,940 KB |
testcase_33 | AC | 3 ms
6,940 KB |
testcase_34 | AC | 6 ms
6,940 KB |
testcase_35 | AC | 6 ms
6,944 KB |
testcase_36 | AC | 4 ms
6,940 KB |
testcase_37 | AC | 2 ms
6,944 KB |
ソースコード
#define ATCODER #define _USE_MATH_DEFINES #include<stdio.h> #include<iostream> #include<fstream> #include<algorithm> #include<vector> #include<string> #include <cassert> #include <numeric> #include <unordered_map> #include <unordered_set> #include <queue> #include <math.h> #include <climits> #include <set> #include <map> #include <list> #include <random> #include <iterator> #include <bitset> #include <chrono> using namespace std; using ll = long long; using ld = long double; using pll = pair<ll, ll>; using pdd = pair<ld, ld>; //template<class T> using pq = priority_queue<T, vector<T>, greater<T>>; #define FOR(i, a, b) for(ll i=(a); i<(b);i++) #define REP(i, n) for(ll i=0; i<(n);i++) #define ROF(i, a, b) for(ll i=(b-1); i>=(a);i--) #define PER(i, n) for(ll i=n-1; i>=0;i--) #define REPREP(i,j,a,b) for(ll i=0;i<a;i++)for(ll j=0;j<b;j++) #define VV(type) vector< vector<type> > #define VV2(type,n,m,val) vector< vector<type> > val;val.resize(n);for(ll i;i<n;i++)val[i].resize(m) #define vec(type) vector<type> #define VEC(type,n,val) vector<type> val;val.resize(n) #define VL vector<ll> #define VVL vector< vector<ll> > #define VP vector< pair<ll,ll> > #define SZ size() #define all(i) begin(i),end(i) #define SORT(i) sort(all(i)) #define BITI(i) (1<<i) #define BITSET(x,i) x | (ll(1)<<i) #define BITCUT(x,i) x & ~(ll(1)<<i) #define EXISTBIT(x,i) (((x>>i) & 1) != 0) #define ALLBIT(n) (ll(1)<<n-1) #define TOMAX(n,v) n=n<v?v:n #define TOMIN(n,v) n=n>v?v:n #define MP(a,b) make_pair(a,b) #define DET2(x1,y1,x2,y2) x1*y2-x2*y1 #define DET3(x1,y1,z1,x2,y2,z2,x3,y3,z3) x1*y2*z3+x2*y3*z1+x3*y1*z2-z1*y2*x3-z2*y3*x1-z3*y1*x2 #define INC(a) for(auto& v:a)v++; #define DEC(a) for(auto& v:a)v--; #define SQU(x) (x)*(x) #define L0 ll(0) #ifdef ATCODER #include <atcoder/all> using namespace atcoder; using mint = modint1000000007; using mint2 = modint998244353; #endif template<typename T = ll> vector<T> read(size_t n) { vector<T> ts(n); for (size_t i = 0; i < n; i++) cin >> ts[i]; return ts; } template<typename TV, const ll N> void read_tuple_impl(TV&) {} template<typename TV, const ll N, typename Head, typename... Tail> void read_tuple_impl(TV& ts) { get<N>(ts).emplace_back(*(istream_iterator<Head>(cin))); read_tuple_impl<TV, N + 1, Tail...>(ts); } template<typename... Ts> decltype(auto) read_tuple(size_t n) { tuple<vector<Ts>...> ts; for (size_t i = 0; i < n; i++) read_tuple_impl<decltype(ts), 0, Ts...>(ts); return ts; } using val = ll; using func = ll; val op(val a, val b) { return a + b; } val e() { return 0; } val mp(func f, val a) { if (f == -1) return a; return f; } func comp(func f, func g) { if (f == -1) return g; return f; } func id() { return -1; } ll di[4] = { 1,0,-1,0 }; ll dj[4] = { 0,1,0,-1 }; //ll di[4] = { -1,-1,1,1 }; //ll dj[4] = { -1,1,-1,1 }; ll di8[8] = { 0,-1,-1,-1,0,1,1,1 }; ll dj8[8] = { -1,-1,0,1,1,1,0,-1 }; class Dijkstra { public: Dijkstra(ll n) { size = n; edges.resize(n); dist0.resize(n); rev.resize(n); } void addEdge(ll from, ll to, ll cost = 0) { edges[from].push_back({ to,cost }); } void SetDefaultDist(ll s) { dist0.assign(size, LLONG_MAX); rev.assign(size, -1); dist0[s] = 0; que.push(P(0, s)); } void CalcDist() { while (!que.empty()) { P p = que.top(); que.pop(); ll v = p.second; if (dist0[v] < p.first) continue; for (ll i = 0; i < edges[v].size(); i++) { edge e = edges[v][i]; if (dist0[e.to] > dist0[v] + e.cost) { dist0[e.to] = dist0[v] + e.cost; rev[e.to] = v; que.push(P(dist0[e.to], e.to)); } } } } void GetDist(ll s) { SetDefaultDist(s); CalcDist(); } // 基本データ ll size; // 点数 struct edge { ll to, cost; }; typedef pair<ll, ll> P; priority_queue<P, vector<P>, greater<P>> que; vector<vector<edge>> edges; vector<ll> dist0; vector<ll> rev; }; void solve() { ll n, m, x; cin >> n >> m >> x; auto [u, v, a, b] = read_tuple<ll, ll, ll, ll>(m); DEC(u);DEC(v); ll l = -1, r = 2e9; while (l + 1 < r) { ll mm = (l + r) / 2; Dijkstra dj(n); REP(i, m) { if (mm > b[i]) continue; dj.addEdge(u[i], v[i], a[i]); dj.addEdge(v[i], u[i], a[i]); } dj.GetDist(0); if (dj.dist0.back() <= x) { l = mm; } else { r = mm; } } cout << l; } int main() { ll t = 1; //cin >> t; while (t--) { solve(); } return 0; }