Submission #704594

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
704594	2023-03-02 11:31:29	amirhoseinfar1385	Mousetrap (CEOI17_mousetrap)	C++17	45 / 100	850 ms	115576 KiB

mousetrap

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#include<bits/stdc++.h>
using namespace std;
const int maxn=1000000+5;
vector<int>adj[maxn],alldp[maxn];
int par[maxn],vis[maxn],n,t,m,dp[maxn],ted[maxn],mainres;
int val[maxn],high[maxn];
struct compare
{
    bool operator()(const pair<int,int> & a, const pair<int,int> & b)
    {
        if(a.first==b.first){
          return high[a.second]>high[b.second];
        }
        return a.first<b.first;
    }
};
priority_queue<pair<int,int>,vector<pair<int,int>>,compare>pq;
void dfs(int u,int para=0){
  par[u]=para;
  high[u]=high[para]+1;
  for(int x:adj[u])
  {
    if(x!=para){
      dfs(x,u);
      vis[u]|=vis[x];
 
 
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Compilation message (stderr)

mousetrap.cpp: In function 'void dfs(int, int)':
mousetrap.cpp:43:8: warning: unused variable 'maxa1' [-Wunused-variable]
   43 |    int maxa1=alldp[u].back(),maxa2=alldp[u][(int)alldp[u].size()-2];
      |        ^~~~~

• Subtask 1: 20 / 20
• Subtask 2: 25 / 25
• Subtask 3: 0 / 20
• Subtask 4: 0 / 35