Submission #890618

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
890618	2023-12-21 16:16:01	iskhakkutbilim	Election Campaign (JOI15_election_campaign)	C++17	100 / 100	142 ms	32336 KiB

election_campaign

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#include <bits/stdc++.h>
using namespace std;
#define ff first
#define ss second
#define all(a) a.begin(), a.end()
const int N = 100000;
int n;
vector<int> g[N+5];
int timer, depth[N+10], sub[N+10];
int up[N + 10][18], bigchild[N+10], chain[N+10];
int tin[N+10], tout[N+10], pos[N+10];
void dfs(int v, int par){
  up[v][0] = par;
  tin[v] = timer++;
  sub[v] = 1;
  for(int j = 1; j < 18; j++){
    up[v][j] = up[up[v][j-1]][j-1];
  }
  for(int to : g[v]){
    if(to == par) continue;
    depth[to] = depth[v] + 1;
    dfs(to, v);
    sub[v]+= sub[to];
    if(bigchild[v] == 0 || sub[bigchild[v]] < sub[to]){
      bigchild[v] = to;
    }
  }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

election_campaign.cpp: In function 'void add(int, int)':
election_campaign.cpp:79:6: warning: unused variable 'pos' [-Wunused-variable]
   79 |  int pos = i;
      |      ^~~

• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 30 / 30
• Subtask 5: 10 / 10
• Subtask 6: 40 / 40