제출 #609804

#제출 시각아이디문제언어결과실행 시간메모리
609804daria기지국 (IOI20_stations)C++14
52.32 / 100
865 ms792 KiB
#include"bits/stdc++.h" #include "stations.h" #include <vector> using namespace std; const int N = 1000; int T; vector<int> adj[N], lb(N); void dfs(int s){ if(lb[s]!=-1) return; lb[s] = T*N; for(auto u : adj[s]) dfs(u); lb[s] += T; T++; } vector<int> label(int n, int k, vector<int> u, vector<int> v) { for(int i=0; i<N; ++i) adj[i].clear(); lb.resize(N); fill(lb.begin(), lb.end(), -1); T = 0; for(int i=0; i<n-1; ++i){ adj[u[i]].push_back(v[i]); adj[v[i]].push_back(u[i]); } dfs(0); lb.resize(n); return lb; } int find_next_station(int s, int t, vector<int> c) { // x entrata, y uscita int x1 = s/N; int y1 = s%N; int x2 = t/N; int y2 = t%N; int par = s; //parent di s for(auto u : c){ int x3 = u/N; int y3 = u%N; if(x3 <= x1 && y1 <= y3) par = u; } //cout << par; if(x1 <= x2 && y2 <= y1){ // s é parent di t for(auto u : c){ int x3 = u/N; int y3 = u%N; if(x3 <= x2 && y2 <= y3 && u != par) return u; //parent di t più in basso di s } } return par; }
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...