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Submission #415582

# Submission time Handle Problem Language Result Execution time Memory
415582 2021-06-01T08:54:30 Z 조영욱(#7635) Escape Route (JOI21_escape_route) C++17
0 / 100
 528 ms 154960 KB 
#include "escape_route.h"
#include <bits/stdc++.h>
using namespace std;

int n,m;
typedef pair<long long,long long> P;
typedef pair<int,P> iP;
vector<iP> adj[40];
long long dist[40];
bool vis[40];

void dijkstra(int st,int t) {
    priority_queue<P,vector<P>,greater<P>> pq;
    for(int i=0;i<n;i++) {
        dist[i]=1e16;
        vis[i]=true;
    }
    pq.push(P(t,st));
    dist[st]=t;
    while (!pq.empty()) {
        int now;
        do {
            now=pq.top().second;
            pq.pop();
        } while (!pq.empty()&&vis[now]);
        if (vis[now]) {
            break;
        }
        vis[now]=true;
        for(int i=0;i<adj[now].size();i++) {
            int nt=adj[now][i].first;
            long long d=dist[now]+adj[now][i].second.first;
            if (d<=adj[now][i].second.second) {
                dist[nt]=d;
                pq.push(P(dist[nt],nt));
            }
        }
    }
}

vector<long long> calculate_necessary_time(
    int N, int M, long long S, int Q, vector<int> A, vector<int> B,
    std::vector<long long> L, std::vector<long long> C, std::vector<int> U,
    std::vector<int> V, std::vector<long long> T) {
        n=N;
        m=M;
        for(int i=0;i<m;i++) {
            adj[A[i]].push_back(iP(B[i],P(L[i],C[i])));
            adj[B[i]].push_back(iP(A[i],P(L[i],C[i])));
        }
        int q=T.size();
        vector<long long> ret;
        for(int i=0;i<q;i++) {
            dijkstra(U[i],T[i]);
            ret.push_back(dist[V[i]]);
        }
}

Compilation message

escape_route.cpp: In function 'void dijkstra(int, int)':
escape_route.cpp:30:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<long long int, long long int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |         for(int i=0;i<adj[now].size();i++) {
      |                     ~^~~~~~~~~~~~~~~~
escape_route.cpp: In function 'std::vector<long long int> calculate_necessary_time(int, int, long long int, int, std::vector<int>, std::vector<int>, std::vector<long long int>, std::vector<long long int>, std::vector<int>, std::vector<int>, std::vector<long long int>)':
escape_route.cpp:57:1: warning: no return statement in function returning non-void [-Wreturn-type]
   57 | }
      | ^

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 30 ms 64948 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 528 ms 154960 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 30 ms 64948 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Runtime error 30 ms 64948 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 30 ms 64948 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -