#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; i++){
a[i].clear();
ans[i]=0;
}
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) return c[i];
}
return 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) return c[i];
return c[0];
}
}
//cout<<"ans"<<ans<<endl;
//if(ans==s)
return c[0];
}
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:44:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
44 | for(int i=1; i<c.size()-1; i++){
| ~^~~~~~~~~~~
stations.cpp:51:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
51 | for(int i=1; i<c.size()-1; i++){
| ~^~~~~~~~~~~
stations.cpp:39:7: warning: unused variable 'parent' [-Wunused-variable]
39 | bool parent=true;
| ^~~~~~
stations.cpp:40:6: warning: unused variable 'ans' [-Wunused-variable]
40 | int ans;
| ^~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
871 ms |
56280 KB |
Output is correct |
2 |
Correct |
1041 ms |
55520 KB |
Output is correct |
3 |
Correct |
866 ms |
736 KB |
Output is correct |
4 |
Correct |
601 ms |
1244 KB |
Output is correct |
5 |
Correct |
602 ms |
972 KB |
Output is correct |
6 |
Correct |
1022 ms |
49936 KB |
Output is correct |
7 |
Correct |
495 ms |
42080 KB |
Output is correct |
8 |
Correct |
3 ms |
1132 KB |
Output is correct |
9 |
Correct |
4 ms |
992 KB |
Output is correct |
10 |
Correct |
2 ms |
1116 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1073 ms |
1476 KB |
Wrong query response. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
867 ms |
56068 KB |
Output is correct |
2 |
Correct |
1077 ms |
54224 KB |
Output is correct |
3 |
Correct |
992 ms |
880 KB |
Output is correct |
4 |
Correct |
724 ms |
876 KB |
Output is correct |
5 |
Correct |
617 ms |
864 KB |
Output is correct |
6 |
Correct |
1104 ms |
53856 KB |
Output is correct |
7 |
Correct |
636 ms |
43100 KB |
Output is correct |
8 |
Correct |
3 ms |
1088 KB |
Output is correct |
9 |
Correct |
4 ms |
992 KB |
Output is correct |
10 |
Correct |
2 ms |
1116 KB |
Output is correct |
11 |
Incorrect |
610 ms |
864 KB |
Wrong query response. |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
989 ms |
880 KB |
Output is correct |
2 |
Correct |
699 ms |
1236 KB |
Output is correct |
3 |
Correct |
596 ms |
1096 KB |
Output is correct |
4 |
Correct |
3 ms |
1096 KB |
Output is correct |
5 |
Correct |
5 ms |
908 KB |
Output is correct |
6 |
Correct |
2 ms |
864 KB |
Output is correct |
7 |
Incorrect |
694 ms |
992 KB |
Wrong query response. |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
909 ms |
55988 KB |
Output is correct |
2 |
Correct |
1140 ms |
49504 KB |
Output is correct |
3 |
Correct |
952 ms |
736 KB |
Output is correct |
4 |
Correct |
650 ms |
992 KB |
Output is correct |
5 |
Correct |
587 ms |
1088 KB |
Output is correct |
6 |
Correct |
1066 ms |
56172 KB |
Output is correct |
7 |
Correct |
511 ms |
31584 KB |
Output is correct |
8 |
Correct |
3 ms |
1088 KB |
Output is correct |
9 |
Correct |
4 ms |
864 KB |
Output is correct |
10 |
Correct |
2 ms |
864 KB |
Output is correct |
11 |
Incorrect |
970 ms |
1632 KB |
Wrong query response. |
12 |
Halted |
0 ms |
0 KB |
- |