Submission #107534

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
107534	2019-04-25 01:46:34	aer0park	트리 (KOI16_tree)	C++14	100 / 100	279 ms	27896 KiB

tree

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#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
 
ll n,q,cnt=1,qy=1;
ll ind[200004],pw[200004],chd[200004],par[200004];
vector<ll> g[200004];  //원래 번호 
 
ll val(ll a)
{
  ll ret=0;
  while(a)
  {
    ret+=pw[a];
    a-=(a&-a);  
  } 
  return ret;
}
 
void upd(ll a,ll x)
{
  while(a<=n)
  {
    pw[a]+=x;
    a+=(a&-a);
  } 
}
 
 
 
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Compilation message (stderr)

tree.cpp: In function 'll dfs(ll, ll)':
tree.cpp:42:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<g[a].size();i++)
              ~^~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 13 / 13
• Subtask 3: 14 / 14
• Subtask 4: 19 / 19
• Subtask 5: 45 / 45