Submission #153912

#	Time	Username	Problem	Language	Result	Execution time	Memory
153912		gs18115	Friend (IOI14_friend)	C++14	100 / 100	37 ms	2680 KiB

friend

#include"friend.h"
#include<algorithm>
using namespace std;
int findSample(int n,int confidence[],int host[],int protocol[])
{
	int ans=0;
	for(int i=n;--i>0;)
	{
		if(protocol[i]==0)
			ans+=confidence[i],confidence[host[i]]=max(0,confidence[host[i]]-confidence[i]);
		else if(protocol[i]==1)
			confidence[host[i]]+=confidence[i];
		else
			confidence[host[i]]=max(confidence[host[i]],confidence[i]);
	}
	return ans+confidence[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