Submission #1015386

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1015386	2024-07-06 09:57:14	Hanksburger	Election Campaign (JOI15_election_campaign)	C++17	100 / 100	163 ms	55648 KiB

election_campaign

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
using namespace std;
int par[100005][20], sum[100005][20], depth[100005], dp1[100005], dp2[100005];
vector<pair<pair<int, int>, int> > vec[100005];
vector<pair<int, int> > upd[100005];
vector<int> adj[100005];
int lca(int u, int v)
{
    if (depth[u]<depth[v])
        swap(u, v);
    int d=depth[u]-depth[v];
    for (int i=19; i>=0; i--)
        if (d&(1<<i))
            u=par[u][i];
    if (u==v)
        return u;
    for (int i=19; i>=0; i--)
    {
        if (par[u][i]!=par[v][i])
        {
            u=par[u][i];
            v=par[v][i];
        }
    }
    return par[u][0];
}
int calc(int u, int d)
{
    int res=0;
    for (int i=19; i>=0; i--)
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

election_campaign.cpp: In function 'void dfs2(int)':
election_campaign.cpp:66:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   66 |     for (int i=0; i<upd[u].size(); i++)
      |                   ~^~~~~~~~~~~~~~
election_campaign.cpp:72:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   72 |     for (int i=0; i<vec[u].size(); 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