oj.uz

Submission #1095712

# Submission time Handle Problem Language Result Execution time Memory
1095712 2024-10-03T03:10:52 Z Newtonabc Stations (IOI20_stations) C++14
0 / 100
 579 ms 684 KB 
#include "stations.h"
#include <bits/stdc++.h>
using namespace std;
const int N=1e3+10;
int tmpcase1,cnt=0;
bool case1;
vector<int> adj[N],lb;
void labelcase1(int u,int p){
	lb[u]=cnt++;
	for(int i=0;i<adj[u].size();i++){
		if(adj[u][i]!=p) labelcase1(adj[u][i],u);
	}
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
	lb.resize(n);
	cnt=0;
	case1=true;
	for(int i=0;i<n-1;i++){
		adj[u[i]].push_back(v[i]);
		adj[v[i]].push_back(u[i]);
	}
	for(int i=0;i<n;i++){
		if(adj[i].size()>2) case1=false;
		if(adj[i].size()==1) tmpcase1=i;
	}
	if(case1){
		labelcase1(tmpcase1,-1);
	}
	/*for(int i=0;i<lb.size();i++) cout<<lb[i] <<" ";
	cout<<"\n\n\n";*/
	return lb;
}

int find_next_station(int s, int t, vector<int> c) {
	if(c.size()==1) return c[0];
	if(s<t) return max(c[0],c[1]);
	return min(c[0],c[1]);
}

Compilation message

stations.cpp: In function 'void labelcase1(int, int)':
stations.cpp:10:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |  for(int i=0;i<adj[u].size();i++){
      |              ~^~~~~~~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 600 KB Invalid labels (duplicates values). scenario=2, label=0
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 600 KB Invalid labels (duplicates values). scenario=0, label=0
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 600 KB Invalid labels (duplicates values). scenario=1, label=0
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 579 ms 684 KB Output is correct
2 Incorrect 458 ms 684 KB Wrong query response.
3 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 596 KB Invalid labels (duplicates values). scenario=1, label=0
2 Halted 0 ms 0 KB -