結果
問題 | No.1601 With Animals into Institute |
ユーザー |
|
提出日時 | 2021-07-10 14:07:41 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 548 ms / 3,000 ms |
コード長 | 1,826 bytes |
コンパイル時間 | 1,495 ms |
コンパイル使用メモリ | 111,032 KB |
最終ジャッジ日時 | 2025-01-23 00:03:49 |
ジャッジサーバーID (参考情報) |
judge5 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 36 |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:53:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 53 | scanf("%d %d %d %d", &a, &b, &c, &x); | ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ソースコード
#include <iostream>#include <algorithm>#include <map>#include <set>#include <queue>#include <stack>#include <numeric>#include <bitset>#include <cmath>static const int MOD = 1000000007;using ll = long long;using uint = unsigned;using ull = unsigned long long;using namespace std;template<class T> constexpr T INF = ::numeric_limits<T>::max() / 32 * 15 + 208;template <typename T>struct edge {int from, to; T cost;edge(int to, T cost) : from(-1), to(to), cost(cost) {}edge(int from, int to, T cost) : from(from), to(to), cost(cost) {}};template <typename T>vector<T> dijkstra(int s,vector<vector<edge<T>>> &G){auto n = G.size();vector<T> d(n, INF<T>);priority_queue<pair<T, int>,vector<pair<T, int>>,greater<>> Q;d[s] = 0;Q.emplace(0, s);while(!Q.empty()){T cost; int i;tie(cost, i) = Q.top(); Q.pop();if(d[i] < cost) continue;for (auto &&e : G[i]) {auto cost2 = cost + e.cost;if(d[e.to] <= cost2) continue;d[e.to] = cost2;Q.emplace(d[e.to], e.to);}}return d;}int main() {int n, m;cin >> n >> m;vector<vector<edge<ll>>> G(2*n);for (int i = 0; i < m; ++i) {int a, b, c, x;scanf("%d %d %d %d", &a, &b, &c, &x);a--; b--;if(x){G[a].emplace_back(b+n, c);G[b].emplace_back(a+n, c);G[a+n].emplace_back(b+n, c);G[b+n].emplace_back(a+n, c);}else {G[a].emplace_back(b, c);G[b].emplace_back(a, c);G[a+n].emplace_back(b+n, c);G[b+n].emplace_back(a+n, c);}}auto d = dijkstra(n-1, G);for (int i = 0; i < n-1; ++i) {printf("%lld\n", d[i+n]);}return 0;}