結果
問題 | No.2387 Yokan Factory |
ユーザー | mayocorn |
提出日時 | 2023-07-21 21:42:35 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 322 ms / 5,000 ms |
コード長 | 3,437 bytes |
コンパイル時間 | 4,827 ms |
コンパイル使用メモリ | 273,576 KB |
実行使用メモリ | 12,668 KB |
最終ジャッジ日時 | 2024-09-21 23:08:07 |
合計ジャッジ時間 | 8,481 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
6,816 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,944 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,940 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
6,944 KB |
testcase_13 | AC | 2 ms
6,944 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 158 ms
12,668 KB |
testcase_16 | AC | 83 ms
12,404 KB |
testcase_17 | AC | 246 ms
12,516 KB |
testcase_18 | AC | 231 ms
11,464 KB |
testcase_19 | AC | 160 ms
9,204 KB |
testcase_20 | AC | 96 ms
8,736 KB |
testcase_21 | AC | 321 ms
10,984 KB |
testcase_22 | AC | 91 ms
8,180 KB |
testcase_23 | AC | 322 ms
9,128 KB |
testcase_24 | AC | 134 ms
8,444 KB |
testcase_25 | AC | 108 ms
6,944 KB |
testcase_26 | AC | 174 ms
9,836 KB |
testcase_27 | AC | 113 ms
10,668 KB |
testcase_28 | AC | 2 ms
6,940 KB |
testcase_29 | AC | 3 ms
6,940 KB |
testcase_30 | AC | 3 ms
6,940 KB |
testcase_31 | AC | 3 ms
6,940 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 2 ms
6,940 KB |
testcase_34 | AC | 3 ms
6,940 KB |
testcase_35 | AC | 5 ms
6,944 KB |
testcase_36 | AC | 2 ms
6,940 KB |
testcase_37 | AC | 2 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; // type typedef long long ll; typedef long double ld; using i128 = __int128_t; template<class T> using pq = priority_queue<T>; template<class T> using pqg = priority_queue<T, vector<T>, greater<T>>; template<class T> using v = vector<T>; #define V vector #define pl pair<ll, ll> #define vl v<ll> #define vp v<pl> #define vm v<mint> // IN-OUT #define NYAN ios::sync_with_stdio(false);cin.tie(nullptr);cout<<fixed<<setprecision(15); ostream &operator<<(ostream &os, const i128 &v) { if(v == 0) { return (os << "0"); } i128 num = v; if(v < 0) { os << '-'; num = -num; } string s; for(; num > 0; num /= 10) { s.push_back((char)(num % 10) + '0'); } reverse(s.begin(), s.end()); return (os << s); } void Yes(bool b=1) { cout << ( b == 1 ? "Yes" : "No" ) << "\n"; } void YES(bool b=1) { cout << ( b == 1 ? "YES" : "NO" ) << "\n"; } void No(bool b=1) { cout << ( b == 1 ? "No" : "Yes" ) << "\n"; } void NO(bool b=1) { cout << ( b == 1 ? "NO" : "YES" ) << "\n"; } void CIN() {} template <typename T, class... U> void CIN(T &t, U &...u) { cin >> t; CIN(u...); } void COUT() { cout << "\n"; } template <typename T, class... U, char sep = ' '> void COUT(const T &t, const U &...u) { cout << t; if (sizeof...(u)) cout << sep; COUT(u...); } #define dump(x) cerr << #x << ":"<< x << "\n"; #define vdump(x) rep(repeat, sz(x)) cerr << repeat << ":" << x[repeat] << "\n"; // macro #define bp __builtin_popcountll #define ALL(x) x.begin(),x.end() #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) #define reps(i, s, n) for (ll i = s; i < (ll)(n); i++) #define sz(x) (ll)x.size() ll xd[]={0, 1, 0, -1, 1, 1, -1, -1}; ll yd[]={1, 0, -1, 0, 1, -1, -1, 1}; // function 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<typename T>int bl(T x) { int s = 0; while(x) {x >>= 1; s++;} return s; } // bitlength ll rmax(ll a, ll b){return max(a, b);} ll rmin(ll a, ll b){return min(a, b);} ll rsum(ll a, ll b){return a + b;} ll rzero(){return 0;} // constant long double PI = 3.14159265358979; #define INF32 2147483647 #define INF64 9223372036854775807 #define INF 922337203685477580 using mint = modint998244353; // using mint = modint1000000007; /* SOLVE BEGIN ************************************************************************** */ void solve() { ll n, m, x; cin >> n >> m >> x; v<v<tuple<ll, ll, ll>>> edge(n); rep(i, m){ ll a, b, c, d; CIN(a, b, c, d); a--; b--; edge[a].emplace_back(b, c, d); edge[b].emplace_back(a, c, d); } auto check = [&](ll wj){ pqg<pl> Q; vl dist(n, INF), visit(n); dist[0] = 0; Q.emplace(0, 0); while(sz(Q)){ auto [d, now] = Q.top(); Q.pop(); if(now == n - 1) return true; if(visit[now]) continue; visit[now] = 1; for(auto [next, cost, w] : edge[now]){ if(w < wj) continue; if(dist[now] + cost > x) continue; if(visit[next]) continue; if(chmin(dist[next], dist[now] + cost)) Q.emplace(dist[next], next); } } return false; }; ll ok = -1, ng = INF; while(ng - ok > 1){ ll wj = (ok + ng) / 2; if(check(wj)) ok = wj; else ng = wj; } cout << ok << "\n"; } int main() { NYAN solve(); return 0; }