Submission #48997

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
48997	2018-05-21 06:26:54	Namnamseo	Friend (IOI14_friend)	C++17	35 / 100	3 ms	1592 KiB

friend

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 "friend.h"
// Find out best sample
int sum[100001][2];
int max(int a,int b){ return a>b?a:b; }
int min(int a,int b){ return a<b?a:b; }
bool edge[11][11];
int naive(int n,int cf[],int hst[],int pt[]){
  for(int i=1; i<n; ++i){
    int h=hst[i];
    if(pt[i] == 0){
      edge[h][i]=edge[i][h]=true;
    } else {
      for(int j=0; j<n; ++j) if(edge[h][j]) edge[j][i]=edge[i][j]=true;
      if(pt[i] == 2){
        edge[h][i]=edge[i][h]=true;
      }
    }
  }
  int msk=(1<<n);
  int ans=0;
  for(int i=0; i<msk; ++i){
    int s[11], t=0;
    int cur=0;
    for(int j=0; j<n; ++j) if(1&(i>>j)) s[t++]=j, cur+=cf[j];
    bool wa=0;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 0 / 11
• Subtask 2: 8 / 8
• Subtask 3: 8 / 8
• Subtask 4: 19 / 19
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31