Submission #1074328

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1074328	2024-08-25T09:45:45 Z	zehnsechs	Toy Train (IOI17_train)	C++14	0 / 100	6 ms	1112 KB

train

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

using namespace std;


void dfs(int v, vector<int>& x, vector<int>& c, vector<vector<int>>& adj, vector<int>& res){
    if (x[v]) res[v]=1;
    cerr << "vertex " << v << '\n';    
    if(res[v]){
        for(int u: adj[v]){
            cerr << "n " << u << '\n';
            if (u==v) continue;
            c[u]--;
            if(c[u]==0 && !res[u]) {
                res[u]=1;
                dfs(u,x,c,adj,res);
            }
        }
    }
}


vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	int n = a.size();
        int m = u.size();
        vector<int> res(n,1);
        vector<int> loop(n,0);
        
        //add the edges to adj in the opposite direction
        for(int i=0;i<m;++i){
            if(u[i]==v[i]) loop[u[i]]=1;
        }
      
        int last = 0;
        int curr = 0;
        while(curr < n){
            if(loop[curr] && r[curr]==a[curr]) {
                for(int i=last;i<=curr;++i){
                    res[i] = a[curr];
                }
                last = curr+1;
            }
            ++curr;
        }
        for(int i=last;i<curr;++i){
                res[i] = a[curr];
        }

	return res;
}

Subtask #1
0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	604 KB	Output is correct
2	Incorrect	2 ms	604 KB	3rd lines differ - on the 4997th token, expected: '1', found: '0'
3	Halted	0 ms	0 KB	-

Subtask #2
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	344 KB	3rd lines differ - on the 2nd token, expected: '1', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #3
0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	856 KB	Output is correct
2	Correct	4 ms	860 KB	Output is correct
3	Correct	4 ms	860 KB	Output is correct
4	Incorrect	4 ms	1112 KB	3rd lines differ - on the 1st token, expected: '1', found: '0'
5	Halted	0 ms	0 KB	-