Submission #140306

#	Time	Username	Problem	Language	Result	Execution time	Memory
140306		ggoh	Friend (IOI14_friend)	C++14	27 / 100	37 ms	2680 KiB

friend

#include "friend.h"
#include<bits/stdc++.h>
// Find out best sample
int up(int p)
{
    if(p>0)return p;else return 0;
}
int findSample(int n,int confidence[],int host[],int protocol[]){
	int ans=0;
	int i;
	for(i=n-1;i>0;i--)
	{
	    if(protocol[i]==0)
        {
            confidence[host[i]]-=confidence[i];
            ans+=confidence[i];
        }
        else if(protocol[i]==1)
        {
            confidence[host[i]]=up(confidence[host[i]])+up(confidence[i]);
        }
        else if(protocol[i]==2)
        {
            confidence[host[i]]=std::max(up(confidence[host[i]]),up(confidence[i]));
        }
	}

	return ans+up(confidence[0]);
}

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