Submission #1196972

#	Time	Username	Problem	Language	Result	Execution time	Memory
1196972		alterio	Toy Train (IOI17_train)	C++20	0 / 100	4 ms	1096 KiB

train

#include <bits/stdc++.h>
#include "train.h"

using namespace std;

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	int n = a.size(), m = u.size();
	vector<int> g[n + 10];
	for (int i = 0; i < m; i++) {
		g[u[i]].push_back(v[i]);
		g[v[i]].push_back(u[i]);
	}
	vector<int> res(n);
	if (r[n - 1]) res[n - 1] = 1;
	for (int i = n - 2; i >= 0; i--) {
		if (a[i] && r[i]) res[i] = 1; continue;
		if (!a[i] && !r[i]) res[i] = 0; continue;
		res[i] = res[i + 1];
	}
	return res;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 11
• Subtask 4: 0 / 11
• Subtask 5: 0 / 12
• Subtask 6: 0 / 51