Submission #982366

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
9823662024-05-14 07:28:26Faisal_Saqib철인 이종 경기 (APIO18_duathlon)C++17
36 / 100
1085 ms20052 KiB
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ll long long
const int N=1e5+10;
vector<int> ma[N];
// ll pre[N];
bool vis[N];
ll ans=0,sz[N],dp[N],dp_[N];
void dfs(int x,int p=-1)
{
sz[x]=1;
vis[x]=1;
for(auto y:ma[x])
{
if(y!=p)
{
dfs(y,x);
sz[x]+=sz[y];
dp[x]-=(sz[y]*sz[y]);
}
}
dp[x]+=((sz[x]-1)*(sz[x]-1));
}
void ChangeRoot(int x,int y)
{
//
dp[x]+=(sz[y]*sz[y]);
dp[x]-=((sz[x]-1)*(sz[x]-1));
dp[y]-=((sz[y]-1)*(sz[y]-1));
 
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Compilation message (stderr)

count_triplets.cpp: In function 'void full(long long int)':
count_triplets.cpp:103:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  103 |  for(int i=1;(i+1)<path.size();i++)
      |              ~~~~~^~~~~~~~~~~~
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