Submission #738027

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
738027	2023-05-08 05:46:18	bobthebuilder	Connecting Supertrees (IOI20_supertrees)	C++17	56 / 100	207 ms	24104 KiB

supertrees

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#include "supertrees.h"
#include<bits/stdc++.h>
using namespace std;
#define sz(x) (int)x.size()
#define REP(i,n) for(int i=0;i<n;i++)
#define REP1(i,n) for(int i=1;i<=n;i++)
#define pb push_back
#define lowb(x) (x&(-x))
#define ALL(_x) _x.begin(),_x.end()
#define pii pair<int,int>
#define f first
#define s second
#define SORT_UNIQUE(x) sort(ALL(x)),x.erase(unique(ALL(x)),x.end())
#define MNTO(x,y) x=min(x,y)
const int maxn=1e3+5;
namespace {
struct uf{
  int par[maxn];
  void init(int n){
    REP(i,n) par[i]=i;
  }
  int find(int u){
    if(par[u]==u) return u;
    return par[u]=find(par[u]);
  }
  void merge(int a,int b){
    a=find(a),b=find(b);
    if(a==b) return;
    par[a]=b;
  }
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 10 / 10
• Subtask 3: 0 / 19
• Subtask 4: 35 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4