Submission #319337

#	Time	Username	Problem	Language	Result	Execution time	Memory
319337		Fischer	Friend (IOI14_friend)	C++14	100 / 100	32 ms	2660 KiB

friend

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

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

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