제출 #432743

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
432743	2021-06-18 13:02:04	A_D	기지국 (IOI20_stations)	C++14	36.23 / 100	886 ms	740 KiB

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#include "stations.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> ret;
vector<vector<int>> g;
int in=0;
int out=0;
void dfs(int u,int p)
{
    ret[u]+=in++;
    for(auto x:g[u]){
        if(x==p)continue;
        dfs(x,u);
    }
    int h=(out<<10);
    out++;
    ret[u]+=h;
}
vector<int> label(int n, int k,vector<int> u,vector<int> v){
    g.clear();
    ret.clear();
    in=0;
    out=0;
    g.resize(n);
  ret.resize(n);
  for(int i=0;i<u.size();i++){
        g[u[i]].push_back(v[i]);
        g[v[i]].push_back(u[i]);
  }
  dfs(0,0);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

stations.cpp: In function 'std::vector<int> label(int, int, std::vector<int>, std::vector<int>)':
stations.cpp:26:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |  for(int i=0;i<u.size();i++){
      |              ~^~~~~~~~~
stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:41:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |     for(int i=0;i<c.size();i++){
      |                 ~^~~~~~~~~
stations.cpp:47:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |     for(int i=0;i<c.size();i++){
      |                 ~^~~~~~~~~
stations.cpp:50:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |     for(int i=0;i<c.size();i++){
      |                 ~^~~~~~~~~
stations.cpp:35:9: warning: unused variable 'n' [-Wunused-variable]
   35 |     int n=c.size();
      |         ^

• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 0 / 16
• Subtask 4: 10 / 10
• Subtask 5: 26.234 / 61