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Submission #428573

# Submission time Handle Problem Language Result Execution time Memory
428573 2021-06-15T12:57:08 Z vanic Toy Train (IOI17_train) C++14
5 / 100
 11 ms 1324 KB 
#include "train.h"
#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>

using namespace std;

const int maxn=5005;

int n, m;
vector < int > ms[maxn];
int charge[maxn];
bool tko[maxn];
bool bio[maxn];
vector < int > sol;


int dfs(int x){
	if(bio[x]){
		return sol[x];
	}
	bio[x]=1;
	if(find(ms[x].begin(), ms[x].end(), x)!=ms[x].end()){
		if(tko[x]==charge[x]){
			return sol[x]=charge[x];
		}
		if(ms[x].size()==1){
			return sol[x]=charge[x];
		}
		if(ms[x][0]==x){
			swap(ms[x][0], ms[x][1]);
		}
	}
	return sol[x]=dfs(ms[x][0]);
}

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<n; i++){
		tko[i]=a[i];
		charge[i]=r[i];
	}
	for(int i=0; i<m; i++){
		ms[u[i]].push_back(v[i]);
	}
	sol.resize(n, 0);
	for(int i=0; i<n; i++){
		if(!bio[i]){
			dfs(i);
		}
	}
	
	return sol;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 824 KB Output is correct
2 Correct 5 ms 828 KB Output is correct
3 Correct 6 ms 804 KB Output is correct
4 Correct 5 ms 820 KB Output is correct
5 Correct 4 ms 800 KB Output is correct
6 Correct 5 ms 828 KB Output is correct
7 Correct 6 ms 844 KB Output is correct
8 Correct 5 ms 824 KB Output is correct
9 Correct 6 ms 844 KB Output is correct
10 Correct 7 ms 820 KB Output is correct
11 Correct 5 ms 816 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 400 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 9 ms 1324 KB Output is correct
2 Correct 11 ms 1324 KB Output is correct
3 Correct 10 ms 1324 KB Output is correct
4 Incorrect 10 ms 1164 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
5 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 1068 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 11 ms 1228 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 824 KB Output is correct
2 Correct 5 ms 828 KB Output is correct
3 Correct 6 ms 804 KB Output is correct
4 Correct 5 ms 820 KB Output is correct
5 Correct 4 ms 800 KB Output is correct
6 Correct 5 ms 828 KB Output is correct
7 Correct 6 ms 844 KB Output is correct
8 Correct 5 ms 824 KB Output is correct
9 Correct 6 ms 844 KB Output is correct
10 Correct 7 ms 820 KB Output is correct
11 Correct 5 ms 816 KB Output is correct
12 Incorrect 1 ms 400 KB 3rd lines differ - on the 2nd token, expected: '1', found: '0'
13 Halted 0 ms 0 KB -