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Submission #318584

# Submission time Handle Problem Language Result Execution time Memory
318584 2020-11-02T11:32:05 Z tengiz05 Stations (IOI20_stations) C++17
0 / 100
 902 ms 948 KB 
#include "stations.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> edges[1005];
int dp[1005];
int mm=0, mx=-1;
vector<bool> used;
void dfs(int u, int d=0){
	dp[u] = d;
	used[u] = true;
	if(mx < d)mx=d,mm=u;
	for(auto v:edges[u]){
		if(used[v])continue;
		dfs(v,d+1);
	}
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
	for(int i=0;i<n-1;i++){
		edges[u[i]].push_back(v[i]);
		edges[v[i]].push_back(u[i]);
	}
	used.assign(n,0);
	dfs(mm);
	used.assign(n,0);
	dfs(mm);
	vector<int> ans(n);
	for(int i=0;i<n;i++)ans[i] = dp[i];
	return ans;
}
/*

1
5 10
0 1
1 2
2 3
3 4
3
1 3 121
1 4 121
0 1 122

*/

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 3 ms 484 KB Invalid labels (duplicates values). scenario=2, label=3
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 512 KB Invalid labels (duplicates values). scenario=0, label=9
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 492 KB Invalid labels (duplicates values). scenario=1, label=635
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 902 ms 864 KB Output is correct
2 Incorrect 671 ms 948 KB Wrong query response.
3 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 512 KB Invalid labels (duplicates values). scenario=1, label=715
2 Halted 0 ms 0 KB -