제출 #1123984

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
11239842024-12-04 19:40:30mychecksedadNewspapers (CEOI21_newspapers)C++20
4 / 100
20 ms27720 KiB
/* Author : Mychecksdead */
#include<bits/stdc++.h>
using namespace std;
#define ll long long int
#define MOD (1000000000+7)
#define MOD1 (998244353)
#define pb push_back
#define all(x) x.begin(), x.end()
#define en cout << '\n'
#define ff first
#define ss second
#define pii pair<int,int>
#define vi vector<int>
const int N = 1e6+100, M = 1e5+10, K = 52, MX = 30;
int n, m, o =0, oo = 0;
vector<int> g[N];
bool no = 0;
vector<int> vis(N);
void dfs(int v, int p){
if(g[v].size() > 2) o++;
else if(g[v].size() == 2) oo++;
for(int u: g[v]){
if(u != p){
dfs(u, v);
}
}
}
void solve(){
 
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