Submission #297241

#	Time	Username	Problem	Language	Result	Execution time	Memory
297241		arayi	Friend (IOI14_friend)	C++17	100 / 100	37 ms	2680 KiB

friend

#include <bits/stdc++.h>
#include "friend.h"
#define ad push_back
using namespace std;
 
int pat;
int findSample(int n,int sz[],int host[],int pr[])
{
    for(int i = n - 1; i > 0; i--)
    {
        if(pr[i] == 0)
        {
            pat += sz[i];
            sz[host[i]] = max(0, sz[host[i]] - sz[i]);
        }
        else if(pr[i] == 1)
            sz[host[i]] += sz[i];
      	else
      	{
          	sz[host[i]] = max(0, sz[host[i]] - sz[i]);
          	sz[host[i]] += sz[i];
      	}
    }
    return pat + sz[0];
}

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