Submission #1688610
Source Code Expand
#include <iostream> #include <vector> using namespace std; int N, M; vector<int> G[8]; int dfs(int v, bool visited_vertexes[8]) { bool flag = true; for (int i = 0; i < N; ++i) { if (!visited_vertexes[i]) flag = false; } if (flag) return 1; int res = 0; for (int i = 0; i < G[v].size(); ++i) { if (visited_vertexes[G[v][i]]) continue; visited_vertexes[G[v][i]] = true; res += dfs(G[v][i], visited_vertexes); visited_vertexes[G[v][i]] = false; } return res; } int main() { cin >> N >> M; for (int i = 0; i < M; ++i) { int a, b; cin >> a >> b; --a; --b; G[a].push_back(b); G[b].push_back(a); } bool visited_vertexes[8] = {false}; visited_vertexes[0] = true; cout << dfs(0, visited_vertexes) << endl; }
Submission Info
Submission Time | |
---|---|
Task | C - One-stroke Path |
User | colaholic |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 947 Byte |
Status | AC |
Exec Time | 2 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt |
All | sample_01.txt, sample_02.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | AC | 1 ms | 256 KB |
subtask_1_01.txt | AC | 1 ms | 256 KB |
subtask_1_02.txt | AC | 1 ms | 256 KB |
subtask_1_03.txt | AC | 1 ms | 256 KB |
subtask_1_04.txt | AC | 2 ms | 256 KB |
subtask_1_05.txt | AC | 1 ms | 256 KB |
subtask_1_06.txt | AC | 1 ms | 256 KB |
subtask_1_07.txt | AC | 1 ms | 256 KB |
subtask_1_08.txt | AC | 1 ms | 256 KB |
subtask_1_09.txt | AC | 1 ms | 256 KB |
subtask_1_10.txt | AC | 2 ms | 256 KB |
subtask_1_11.txt | AC | 1 ms | 256 KB |
subtask_1_12.txt | AC | 2 ms | 256 KB |
subtask_1_13.txt | AC | 2 ms | 256 KB |