Submission #938582

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
938582	2024-03-05 10:30:45	WonderfulWhale	Mergers (JOI19_mergers)	C++17	100 / 100	1348 ms	216592 KiB

mergers

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#include<bits/stdc++.h>
using namespace std;
#define int int64_t
#define pb push_back
#define pii pair<int, int>
#define st first
#define nd second
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
const int MAXN =  500'009;
unordered_map<int, int> M[MAXN];
int goal[MAXN];
int type[MAXN];
vector<int> G[MAXN];
vector<int> G2[MAXN];
int res[MAXN];
int ans;
bool vis[MAXN];
int dp[MAXN];
int start;
void dfs(int x, int p=0) {
  M[x][type[x]] = 1;
  if(goal[type[x]]>1) res[x] = 1;
  for(int y:G[x]) {
    if(y==p) continue;
    dfs(y, x);
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 24 / 24
• Subtask 3: 14 / 14
• Subtask 4: 22 / 22
• Subtask 5: 30 / 30