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Submission #775998

# Submission time Handle Problem Language Result Execution time Memory
775998 2023-07-07T08:14:18 Z PoonYaPat Toy Train (IOI17_train) C++14
11 / 100
 1723 ms 1604 KB 
#include "train.h"
#include <bits/stdc++.h>
using namespace std;

int n;
bool c[5005],charge[5005],vis[5005];
vector<int> adj[5005],radj[5005],ans;

void dfs(int x) {
	for (auto s : adj[x]) {
		if (!vis[s] && !charge[s]) {
			vis[s]=true;
			dfs(s);
		}
	}
}

void rdfs(int x) {
	vis[x]=true;
	ans[x]=0;
	for (auto s : radj[x]) {
		if (!vis[s]) {
			rdfs(s);
		}
	}
}

std::vector<int> who_wins(std::vector<int> a, std::vector<int> r, std::vector<int> u, std::vector<int> v) {

	n=a.size();
	for (int i=0; i<n; ++i) charge[i]=r[i], c[i]=a[i], ans.push_back(1);

	for (int i=0; i<u.size(); ++i) {
		adj[u[i]].push_back(v[i]);
		radj[v[i]].push_back(u[i]);
	}

	for (int i=0; i<n; ++i) {
		if (charge[i]) continue;

		memset(vis,0,sizeof(vis));
		dfs(i);
		if (!vis[i]) continue;

		memset(vis,0,sizeof(vis));
		rdfs(i);
	}

	return ans;
}

Compilation message

train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:33:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |  for (int i=0; i<u.size(); ++i) {
      |                ~^~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 27 ms 1236 KB 3rd lines differ - on the 14th token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 468 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 126 ms 1604 KB Output is correct
2 Correct 141 ms 1564 KB Output is correct
3 Correct 140 ms 1552 KB Output is correct
4 Incorrect 1152 ms 1456 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
5 Halted 0 ms 0 KB -

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 1236 KB Output is correct
2 Correct 87 ms 1268 KB Output is correct
3 Correct 141 ms 1356 KB Output is correct
4 Correct 99 ms 1364 KB Output is correct
5 Correct 272 ms 1376 KB Output is correct
6 Correct 198 ms 1368 KB Output is correct
7 Correct 207 ms 1348 KB Output is correct
8 Correct 88 ms 1320 KB Output is correct
9 Correct 5 ms 1236 KB Output is correct
10 Correct 7 ms 1380 KB Output is correct
11 Correct 6 ms 1364 KB Output is correct
12 Correct 6 ms 1400 KB Output is correct
13 Correct 617 ms 1420 KB Output is correct
14 Correct 288 ms 1324 KB Output is correct

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1723 ms 1492 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 Incorrect 27 ms 1236 KB 3rd lines differ - on the 14th token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -