Submission #291000

#	Time	Username	Problem	Language	Result	Execution time	Memory
291000		Saboon	Toy Train (IOI17_train)	C++17	5 / 100	9 ms	896 KiB

train

// Subtask 1
#include "train.h"
#include <bits/stdc++.h>
using namespace std;
const int maxn = 5000 + 10;
int n, m;

bool loop[maxn], go[maxn];

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	n = a.size(), m = u.size();
	for (int i = 0; i < m; i++){
		if (v[i] == u[i])
			loop[u[i]] = true;
		else
			go[u[i]] = true;
	}
	vector<int> dp(n);
	for (int i = n-1; i >= 0; i--){
		if (loop[i] == 0){
			dp[i] = dp[i+1];
			continue;
		}
		if (go[i] == 0){
			dp[i] = r[i];
			continue;
		}
		if (a[i] == 0){
			if (r[i])
				dp[i] = dp[i+1];
			else
				dp[i] = 0;
		}
		else{
			if (r[i])
				dp[i] = 1;
			else
				dp[i] = dp[i+1];
		}
	}
	return dp;
}

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