oj.uz

Submission #308345

# Submission time Handle Problem Language Result Execution time Memory
308345 2020-10-01T00:51:21 Z chubyxdxd Stations (IOI20_stations) C++17
0 / 100
 1202 ms 1008 KB 
#include "stations.h"
#include <bits/stdc++.h>
#include <vector>
using namespace std;
vector<vector<int>> G;
vector<int> gg;
vector<int> labels;
int id=0;
void dfs(int node,int pad){
  labels[node]=id;
  id++;
  for(auto i:G[node]){
    if(i==pad)continue;
    dfs(i,node);
  }
}
vector<int> label(int n, int k,vector<int> u,vector<int> v) {
  G.clear();
  G.assign(n+10,vector<int>());
  for(int i=0;i<u.size();i++){
    G[u[i]].push_back(v[i]);
    G[v[i]].push_back(u[i]);
  }
  int piv=0;
  labels.resize(n);
  for(int i=0;i<n;i++){
    if(G[i].size()==1){
      dfs(piv,-1);
      break;
    }
  }
  return labels;
}
 
int find_next_station(int s, int t,vector<int> c) {
  if(int(c.size())==1)return c[0];
  if(t<s)return min(c[0],c[1]);
  else return max(c[0],c[1]);
}

Compilation message

stations.cpp: In function 'std::vector<int> label(int, int, std::vector<int>, std::vector<int>)':
stations.cpp:20:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |   for(int i=0;i<u.size();i++){
      |               ~^~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 504 KB Invalid labels (values out of range). scenario=2, k=1000, vertex=69, label=1001
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 368 KB Invalid labels (values out of range). scenario=1, k=1000, vertex=2, label=1508
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 533 ms 1008 KB Wrong query response.
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1202 ms 640 KB Output is correct
2 Incorrect 786 ms 640 KB Wrong query response.
3 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Incorrect 656 ms 772 KB Wrong query response.
2 Halted 0 ms 0 KB -