Submission #254614

#	Time	Username	Problem	Language	Result	Execution time	Memory
254614		b00n0rp	Friend (IOI14_friend)	C++17	100 / 100	33 ms	2680 KiB

friend

#include "friend.h"
#include<bits/stdc++.h>
using namespace std;

int findSample(int n,int confidence[],int host[],int protocol[]){
	int ans = 0;
	for(int i = n-1; i > 0; i --){
		if(!protocol[i]){
			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