Submission #56105

#	Time	Username	Problem	Language	Result	Execution time	Memory
56105		zetapi	Friend (IOI14_friend)	C++14	35 / 100	4 ms	820 KiB

friend

#include "friend.h"
#include "bits/stdc++.h"
 
using namespace std;
 
#define pb  push_back
#define mp  make_pair
#define ll  long long
#define itr ::iterator
 
const int MAX=1e5;
 
int findSample(int n,int confidence[],int host[],int protocol[])
{
	int res=0;
	for(int A=n-1;A>0;A--)
	{
		if(protocol[A]==0)
		{
			if(confidence[A]<0)
				continue;
			res+=confidence[A];
			confidence[host[A]]-=confidence[A];
		}
		else if(protocol[A]==1)
			confidence[host[A]]+=max(0,confidence[A]);
		else
			confidence[host[A]]=max(confidence[host[A]],confidence[A]);		
	}
	return res+max(0,confidence[0]);
}

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