Submission #853411

#	Time	Username	Problem	Language	Result	Execution time	Memory
853411		nnin	Stations (IOI20_stations)	C++14	0 / 100	3129 ms	2097152 KiB

stations

#include "stations.h"
#include <vector>
#include<bits/stdc++.h>
using namespace std;

vector<int> adj[1005];

void dfs(int cur, int prev, int num, vector<int>& l) {
    l[cur] = num;
    for(int next:adj[cur]) {
        if(next==prev) continue;
        dfs(next, cur, num+1, l);
    }
}

vector<int> label(int n, int k, vector<int> u, vector<int> v) {
	vector<int> labels(n);
	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()==1) {
           dfs(i, -1, 0, labels);
           break;
        }
	}
	return labels;
}

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

• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 0 / 16
• Subtask 4: 0 / 10
• Subtask 5: 0 / 61