Submission #954797

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
954797	2024-03-28 14:43:40	LCJLY	Capital City (JOI20_capital_city)	C++14	100 / 100	605 ms	47124 KiB

capital_city

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#include <bits/stdc++.h>
using namespace std;
 
#define int long long 
#define ld long double
#define show(x,y) cout << y << " " << #x << endl;
#define show2(x,y,i,j) cout << y << " " << #x << "  " << j << " " << #i << endl;
#define show3(x,y,i,j,p,q) cout << y << " " << #x << "  " << j << " " << #i << "  " << q << " " << #p << endl;
#define show4(x,y) for(auto it:y) cout << it << " "; cout << #x << endl;
typedef pair<int,int>pii;
typedef pair<pii,pii>pi2;
mt19937 rng(chrono::system_clock::now().time_since_epoch().count());
vector<int>adj[200005];
int sz[200005];
int lvl[200005];
int color[200005];
int visited[200005];
int ptr=1;
vector<int>storage[200005];
int pp[200005];
void dfs(int index, int par, int l){
  sz[index]=1;
  visited[index]=ptr;
  for(auto it:adj[index]){
    if(lvl[it]!=-1) continue;
    if(it==par) continue;
    pp[it]=index;
 
 
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• Subtask 1: 1 / 1
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30
• Subtask 4: 59 / 59