Submission #72853

#	Time	Username	Problem	Language	Result	Execution time	Memory
72853		Sa1378	Toy Train (IOI17_train)	C++17	5 / 100	14 ms	1980 KiB

train

#include "train.h"
#include <bits/stdc++.h>
using namespace std;
#define N ((int)11*1000)

int n,m;
bool self[N],nex[N],ans[N];

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(u[i]==v[i])
			self[u[i]]=1;
		else nex[min(u[i],v[i])]=1;
	}
	for(int i=n-1;i>=0;i--)
	{
		if(!nex[i])
		{
			ans[i]=r[i];
			continue;
		}
		if(self[i] && a[i]==r[i])ans[i]=a[i];
		else ans[i]=ans[i+1];
	}
	vector <int> res;
	for(int i=0;i<n;i++)res.push_back(ans[i]);
	return res;
}

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