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Submission #305335

# Submission time Handle Problem Language Result Execution time Memory
305335 2020-09-23T00:43:05 Z daniel920712 Stations (IOI20_stations) C++14
0 / 100
 911 ms 888 KB 
#include "stations.h"
#include <vector>
using namespace std;
vector < int > Next[1005];
int con[1005]={0};
int ans[1005]={0};
bool use[1005]={0};

void F(int here,int con)
{
    ans[here]=con;
    use[here]=1;
    for(auto i:Next[here])
    {
        if(!use[i]) F(i,con+1);
    }
}

vector<int> label(int n, int k, vector<int> u, vector<int> v)
{
    vector<int> labels;
    int i;
	for(i=0;i<n;i++) labels.push_back(0);
	for(int i=0;i<n-1;i++)
    {
        con[u[i]]++;
        con[v[i]]++;
        Next[u[i]].push_back(v[i]);
        Next[v[i]].push_back(u[i]);
    }
	for(i=0;i<n;i++)
    {
        if(con[i]==1)
        {
            F(i,0);
            break;
        }
    }
    for(i=0;i<n;i++) labels[i]=ans[i];
	return labels;
}

int find_next_station(int s, int t, vector<int> c)
{
    if(s<t) return s+1;
    else return s-1;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 496 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 4 ms 508 KB Invalid labels (duplicates values). scenario=0, label=10
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 512 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 911 ms 768 KB Output is correct
2 Incorrect 652 ms 888 KB Wrong query response.
3 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 512 KB Invalid labels (duplicates values). scenario=1, label=0
2 Halted 0 ms 0 KB -