Submission #1170054

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1170054	2025-03-19 11:33:45	mychecksedad	Reconstruction Project (JOI22_reconstruction)	C++20	0 / 100	5075 ms	458420 KiB

reconstruction

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/* 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 s[N], p[N];
struct Dsu{
  Dsu(int n){
    for(int j = 0; j <= n; ++j) s[j] = 1, p[j] = j;
  }
  int find(int v){
    if(p[v] == v) return v;
    return p[v] = find(p[v]);
  }
  bool merge(int u, int v){
    u = find(u);
    v = find(v);
    if(u != v){
      if(s[u] > s[v] )swap(u, v);
      p[u] = v;
 
 
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• Subtask 1: 0 / 3
• Subtask 2: 0 / 4
• Subtask 3: 0 / 7
• Subtask 4: 0 / 28
• Subtask 5: 0 / 35
• Subtask 6: 0 / 23