Submission #559165

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
559165	2022-05-09 12:56:38	loctildore	Regions (IOI09_regions)	C++14	45 / 100	5734 ms	23784 KiB

regions

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define f first
#define s second
#define all(x) begin(x), end(x)
#define cutoff 500
int n,r,q,s,a,b;
vector<int> chd[200069];
int nxt;
int h[200069];
vector<int> reg[25069],vals[25069];
vector<pair<int,int>> fatvals[25069];
int dfsord[200069],excl[200069];
unordered_map<ll,int> um;
void dfs(int x) {
  dfsord[x]=nxt;
  nxt++;
  for (auto i:chd[x]) {
    dfs(i);
  }
  excl[x]=nxt;
}
int main()
{
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  cin>>n>>r>>q;
  cin>>h[0];
  for (int i = 1; i < n; i++) {
 
 
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XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

regions.cpp: In function 'int main()':
regions.cpp:50:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |       for (int j = 1; j < tmpfat.size(); j++) {
      |                       ~~^~~~~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 30 / 85