Submission #554585

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
554585	2022-04-28 19:30:15	Arvin	Reconstruction Project (JOI22_reconstruction)	C++11	100 / 100	1976 ms	28836 KiB

reconstruction

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#include <bits/stdc++.h>
 
using namespace std;
 
#define ll long long
 
const int maxN = 505;
 
struct DSU {
  int parent[maxN], sz[maxN];
  
  void reset(){
    for(int x=0;x<maxN;x++){
      parent[x] = x;
      sz[x] = 1;
    }
  }
  
  int getParent(int x){
    if(parent[x] == x) return x;
    return parent[x] = getParent(parent[x]);
  }
  
  bool merge(int x, int y){
    int a = getParent(x);
    int b = getParent(y);
    
    if(a != b){
      if(sz[a] < sz[b]) swap(a, b);
      
 
 
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Compilation message (stderr)

reconstruction.cpp: In function 'int main()':
reconstruction.cpp:103:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  103 |   while(pos < v.size() && v[pos][0] <= cur){
      |         ~~~~^~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 4 / 4
• Subtask 3: 7 / 7
• Subtask 4: 28 / 28
• Subtask 5: 35 / 35
• Subtask 6: 23 / 23