제출 #555737

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
555737	2022-05-01 12:13:39	new_acc	Zapina (COCI20_zapina)	C++14	0 / 110	1 ms	340 KiB

zapina

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#include<bits/stdc++.h>
#define fi first
#define se second
#define pitem item*
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<ll> vl;
const int N=400+10;
const int SS=1<<19;
const int INFi=2e9;
const ll INFl=1e13;
const ll mod2=998244353;
const ll mod=1e9+7;
const ll mod3=1000696969;
const ll p=70032301;
const ull p2=913;
const int L=20;
bitset<(1<<20)+1> dp[N*2][2];
bool pod[N],level[N];
vi graf[N];
int n,k,wsk,pierw[N];
void dfs(int v,int o){
    if(level[v]==k) pod[v]=1;
    for(auto u:graf[v]){
        if(u==o) continue;
        level[u]=level[v]+1;
        dfs(u,v);
        pod[v]|=pod[u];
 
 
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