Submission #1324821

#	Time	Username	Problem	Language	Result	Execution time	Memory
1324821		tsetsenbileg	Friend (IOI14_friend)	C++20	8 / 100	1 ms	332 KiB

friend

#include "friend.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
using pr = pair<int, int>;
const int INF = 1e9+7, MOD = 1e9+7;

// Find out best sample
int findSample(int n,int a[],int host[],int type[]){
	vector<int> col(n);
	col[0] = 0;
	for (int i = 1; i < n; i++) {
		if (type[i] == 0) {
			col[i] = col[host[i]] ^ 1;
		}
		else {
			col[i] = col[host[i]];
		}
	}
	int cnt[2] = {0, 0};
	for (int i = 0; i < n; i++) cnt[col[i]] += a[i];
	return max(cnt[0], cnt[1]);
}

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