oj.uz

Submission #797947

# Submission time Handle Problem Language Result Execution time Memory
797947 2023-07-30T07:44:18 Z LittleCube Toy Train (IOI17_train) C++17
11 / 100
 412 ms 1612 KB 
#include "train.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v)
{
	int n = a.size(), m = u.size();
	vector<vector<int>> E(n), R(n);
	for (int i = 0; i < m; i++)
		E[u[i]].emplace_back(v[i]),
			R[v[i]].emplace_back(u[i]);
	vector<int> loop(n, 0);
	for (int i = 0; i < n; i++)
	{
		vector<int> req(n, 0);
		for (int j = 0; j < n; j++)
			if (r[j])
				req[j] = 1e9;
			else if (a[j])
				req[j] = E[j].size();
			else
				req[j] = 1;
		queue<int> q;
		q.push(i);
		while (!q.empty())
		{
			int x = q.front();
			q.pop();
			for (auto y : R[x])
				if (--req[y] == 0)
					q.emplace(y);
		}
		loop[i] = req[i] <= 0;
	}
	vector<int> ans(n, 1);
	vector<int> req(n, 0);
	queue<int> q;

	for (int j = 0; j < n; j++)
		if (loop[j])
		{
			q.push(j);
			req[j] = 0;
		}
		else if (a[j])
			req[j] = E[j].size();
		else
			req[j] = 1;

	while (!q.empty())
	{
		int x = q.front();
		ans[x] = 0;
		q.pop();
		for (auto y : R[x])
			if (--req[y] == 0)
				q.emplace(y);
	}
	return ans;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 49 ms 1068 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 1 ms 212 KB 3rd lines differ - on the 4th token, expected: '0', found: '1'
5 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 149 ms 1424 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 1216 KB Output is correct
2 Correct 114 ms 1468 KB Output is correct
3 Correct 156 ms 1560 KB Output is correct
4 Correct 97 ms 1560 KB Output is correct
5 Correct 254 ms 1568 KB Output is correct
6 Correct 257 ms 1612 KB Output is correct
7 Correct 226 ms 1560 KB Output is correct
8 Correct 142 ms 1508 KB Output is correct
9 Correct 37 ms 1456 KB Output is correct
10 Correct 42 ms 1492 KB Output is correct
11 Correct 30 ms 1576 KB Output is correct
12 Correct 36 ms 1580 KB Output is correct
13 Correct 373 ms 1572 KB Output is correct
14 Correct 224 ms 1464 KB Output is correct

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 412 ms 1364 KB Output is correct
2 Correct 35 ms 1368 KB Output is correct
3 Correct 174 ms 1376 KB Output is correct
4 Correct 61 ms 1296 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Incorrect 45 ms 996 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
7 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 49 ms 1068 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -