Submission #139983

#	Time	Username	Problem	Language	Result	Execution time	Memory
139983		shashwatchandra	Toy Train (IOI17_train)	C++17	0 / 100	22 ms	760 KiB

train

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

#define pb push_back
#define REP(i,n) for(int i = 0;i < n;i++)

const int N = 5001;


int n,m;
bool self[N];
bool nxt[N];

vector<int> who_wins(vector<int> a, vector<int> r,vector<int> u, vector<int> v) {
		n = a.size();
		m = u.size();
		vector<int> ans;
		REP(i,m){
			if(u[i] == v[i])self[u[i]] = 1;
			else nxt[u[i]] = 1;
		}
		REP(i,n){
			int cur = i;
			bool wins = 0;
			while(cur < n){
				if(a[i]){
					if(r[i] and self[i]){
						wins = 1;
						break;
					}
					if(nxt[i])cur++;
					else break;
				}
				else{
					if(!r[i] and self[i]){
						break;
					}
					if(r[i] and !nxt[i]){
						wins = 1;
						break;
					}
					if(nxt[i])cur++;
					else break;
				}
			}
			ans.pb(wins);
		}
		return ans;
}

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