제출 #642995

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
642995	2022-09-21 02:43:00	CyberSleeper	Monthly railway pass (LMIO18_menesinis_bilietas)	C++17	100 / 100	666 ms	102912 KiB

menesinis_bilietas

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#include <bits/stdc++.h>
using namespace std;
const int MX=500007;
int N, M, group[MX], sz[MX], cnt_group, ans;
vector<int> bus[MX], tr[MX];
set<int> adj[MX];
void DFS(int x){
    group[x]=cnt_group;
    sz[cnt_group]++;
    for(int i:tr[x]){
        if(group[i])
            continue;
        DFS(i);
    }
}
int main(){
    cin >> N >> M;
    for(int i=0; i<M; i++){
        int u, v;
        char w;
        cin >> u >> v >> w;
        if(u == v)
            continue;
        if(w == 'A'){
            bus[u].push_back(v);
            bus[v].push_back(u);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

menesinis_bilietas.cpp: In function 'int main()':
menesinis_bilietas.cpp:49:25: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   49 |         if(adj[i].size()==cnt_group-1)
      |            ~~~~~~~~~~~~~^~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 6 / 6
• Subtask 3: 30 / 30
• Subtask 4: 35 / 35
• Subtask 5: 19 / 19