제출 #306163

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
306163	2020-09-24 18:38:38	SorahISA	기지국 (IOI20_stations)	C++17	100 / 100	1154 ms	1280 KiB

stations

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#include "stations.h"
#include <bits/stdc++.h>
using namespace std;
using pii = pair<int, int>;
template<typename T>
using Prior = priority_queue<T>;
template<typename T>
using prior = priority_queue<T, vector<T>, greater<T>>;
#define X first
#define Y second
#define ALL(x) (x).begin(), (x).end()
#define eb emplace_back
#define pb push_back
const int maxn = 1000 + 5;
vector<int> adj[maxn], lab, sz;
int tok = 0;
void dfs(int now, int lst, int lay = 1) {
    if (lay) lab[now] = tok++;
    sz[now] = 1;
    for (auto x : adj[now]) {
        if (x != lst) dfs(x, now, lay^1), sz[now] += sz[x];
    }
    if (!lay) lab[now] = tok++;
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:52:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   52 |         for (int i = 0; i < c.size()-1; ++i) {
      |                         ~~^~~~~~~~~~~~
stations.cpp:67:1: warning: control reaches end of non-void function [-Wreturn-type]
   67 | }
      | ^

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