제출 #786707

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
786707	2023-07-18 11:32:08	PoonYaPat	Worst Reporter 4 (JOI21_worst_reporter4)	C++14	100 / 100	655 ms	237660 KiB

worst_reporter2

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pii;
 
int n,p[200005],h[200005];
ll val[200005],Ans;
vector<int> adj[200005],adj2[400005],v[400005];
set<ll> ss[400005];
map<ll,ll> temp[400005];
bool mark[200005],vis[200005];
stack<int> st;
 
void dfs1(int x) {
    vis[x]=true;
    st.push(x);
    for (auto s : adj[x]) if (!vis[s]) dfs1(s);
}
 
void dfs2(int x) {
    for (auto s : adj2[x]) dfs2(s);
 
    if (adj2[x].size()) {
        swap(ss[x],ss[adj2[x][0]]);
        swap(temp[x],temp[adj2[x][0]]);
 
        for (int i=1; i<adj2[x].size(); ++i) {
            int c=adj2[x][i];
            if (ss[c].size()>ss[x].size()) swap(temp[x],temp[c]), swap(ss[x],ss[c]);
 
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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컴파일 시 표준 에러 (stderr) 메시지

worst_reporter2.cpp: In function 'void dfs2(int)':
worst_reporter2.cpp:27:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |         for (int i=1; i<adj2[x].size(); ++i) {
      |                       ~^~~~~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 65 / 65
• Subtask 3: 21 / 21