#include "stations.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std;
const int N=1005;
vector<vector<int>> a(N);
vector<int> ans(N);
int i,n,k,m,x,j,t;
void DFS(vector<vector<int>> a, int x,int y,int d){
if(d%2==0) {ans[y]=t; t++;}
for(int i=0; i<a[y].size(); i++){
if(a[y][i]==x) continue;
DFS(a,y,a[y][i],d+1);
}
if(d%2!=0) {ans[y]=t; t++;}
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
vector<int> label(n);
for(i=0; i<n-1; i++){
a[u[i]].push_back(v[i]);
a[v[i]].push_back(u[i]);
}
t=0;
DFS(a,-1,0,0);
for(i=0; i<n; i++){
cout<<ans[i]<<endl;
}
for(i=0; i<n; i++) label[i]=ans[i];
ans.clear(); a.clear();
return label;
}
int find_next_station(int s, int t, vector<int> c) {
bool parent=true;
int ans;
if(s<c[0]){
c.insert(c.begin(),s);
for(int i=1; i<c.size()-1; i++){
if(t<=c[i] && t>=c[i-1]+1) {ans=c[i]; parent=false;}
}
if(parent) ans=c[c.size()-1];
}
else{
c.push_back(s);
for(int i=1; i<c.size()-1; i++){
if(t>=c[i] && t<=c[i+1]-1) {ans=c[i]; parent=false;}
if(parent) ans=c[0];
}
}
return ans;
}
Compilation message
stations.cpp: In function 'void DFS(std::vector<std::vector<int> >, int, int, int)':
stations.cpp:11:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
11 | for(int i=0; i<a[y].size(); i++){
| ~^~~~~~~~~~~~
stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:40:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
40 | for(int i=1; i<c.size()-1; i++){
| ~^~~~~~~~~~~
stations.cpp:47:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
47 | for(int i=1; i<c.size()-1; i++){
| ~^~~~~~~~~~~
stations.cpp:53:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
53 | return ans;
| ^~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
620 KB |
Execution killed with signal 13 (could be triggered by violating memory limits) |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
54 ms |
1004 KB |
Execution killed with signal 13 (could be triggered by violating memory limits) |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
364 KB |
Execution killed with signal 13 (could be triggered by violating memory limits) |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
364 KB |
Execution killed with signal 13 (could be triggered by violating memory limits) |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
364 KB |
Execution killed with signal 13 (could be triggered by violating memory limits) |
2 |
Halted |
0 ms |
0 KB |
- |