Submission #140307

#	Time	Username	Problem	Language	Result	Execution time	Memory
140307		ggoh	Friend (IOI14_friend)	C++14	100 / 100	37 ms	2552 KiB

friend

#include "friend.h"
#include<bits/stdc++.h>
// Find out best sample

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];
            if(confidence[host[i]]<0)confidence[host[i]]=0;
            ans+=confidence[i];
        }
        else if(protocol[i]==1)
        {
            confidence[host[i]]=confidence[host[i]]+confidence[i];
        }
        else if(protocol[i]==2)
        {
            confidence[host[i]]=std::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