Submission #479663

#	Time	Username	Problem	Language	Result	Execution time	Memory
479663		zsombor	Friend (IOI14_friend)	C++17	100 / 100	38 ms	2612 KiB

friend

#include "friend.h"


// Find out best sample

int findSample(int n,int confidence[],int host[],int protocol[]){
	int ans = 0;
	for (int i = n; i > 0; i--) {
		if (protocol[i] == 0) {
			if (confidence[host[i]] - confidence[i] > 0) {
				confidence[host[i]] -= confidence[i];
			}
			else {
				confidence[host[i]] = 0;
			}
			ans += confidence[i];
		}
		if (protocol[i] == 1) confidence[host[i]] += confidence[i];
		if (protocol[i] == 2 && confidence[i] > confidence[host[i]]) 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