Submission #124602

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
124602	2019-07-03 14:51:43	deinfreund	Sightseeing (NOI14_sightseeing)	C++14	0 / 25	2914 ms	262148 KiB

sightseeing

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
using namespace std;
vector<vector<pair<int, int>> > conns;
vector<int> ind;
vector<bool> needed;
vector<int> res;
int remaining;
void dijkstra(int node, int maxcost, int cost){
  //  cerr << "@" << node << " for " << cost << " until " << maxcost << endl;
  if (needed[node]){
    remaining --;
    res[node] = cost;
  }
  for (;ind[node] < conns[node].size() && conns[node][ind[node]].first < maxcost; ind[node]++){
    dijkstra(conns[node][ind[node]].second, ind[node] < (conns[node].size() - 1) ? conns[node][ind[node] + 1].first : 1000000000, max(conns[node][ind[node]].first, cost));
  }
}
int main(){
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  
  int nodes, edges, targets;
  cin >> nodes >> edges >> targets;
  conns.resize(nodes);
  ind.resize(nodes);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

sightseeing.cpp: In function 'void dijkstra(int, int, int)':
sightseeing.cpp:18:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (;ind[node] < conns[node].size() && conns[node][ind[node]].first < maxcost; ind[node]++){
sightseeing.cpp:19:55: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     dijkstra(conns[node][ind[node]].second, ind[node] < (conns[node].size() - 1) ? conns[node][ind[node] + 1].first : 1000000000, max(conns[node][ind[node]].first, cost));

• Subtask 1: 0 / 4
• Subtask 2: 0 / 5
• Subtask 3: 0 / 6
• Subtask 4: 0 / 10