Submission #29424

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
29424	2017-07-19 10:37:07	kavun	Race (IOI11_race)	C++14	100 / 100	2219 ms	40060 KiB

race

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 "race.h"
#include <bits/stdc++.h>
#define pb push_back
using namespace std;
typedef pair<int,int> ii;
typedef vector<ii> vii;
bool mk[200010];
int n,k;
vii adj[200010];
int sub[200010];
int ans = 1e9, cnt;
int subsize(int v, int par)
{
  int sum = 0;
  for(int i = 0; i < adj[v].size(); i++)
    if(adj[v][i].first != par && !mk[adj[v][i].first])
      sum += subsize(adj[v][i].first,v);
  sub[v] = sum + 1;
  return sum + 1;
}
int centroid(int v, int par, int sz)
{
  for(int i = 0; i < adj[v].size(); i++)
    if(adj[v][i].first != par && !mk[adj[v][i].first])
      {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

race.cpp: In function 'int subsize(int, int)':
race.cpp:18:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < adj[v].size(); i++)
                  ~~^~~~~~~~~~~~~~~
race.cpp: In function 'int centroid(int, int, int)':
race.cpp:28:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < adj[v].size(); i++)
                  ~~^~~~~~~~~~~~~~~
race.cpp: In function 'void dfs(int, int, int, int, std::map<int, int>&)':
race.cpp:46:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < adj[v].size(); i++)
                  ~~^~~~~~~~~~~~~~~
race.cpp: In function 'void solveForCen(int)':
race.cpp:59:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0;i < adj[v].size(); i++)
                 ~~^~~~~~~~~~~~~~~
race.cpp: In function 'int solve(int)':
race.cpp:90:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < adj[cen].size(); i++)
                  ~~^~~~~~~~~~~~~~~~~
race.cpp:96:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^

• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 22 / 22
• Subtask 4: 57 / 57