Submission #1797349
Source Code Expand
#include <bits/stdc++.h> using namespace std; using ll = long long; template <typename T> T inf; template <> constexpr int inf<int> = 1e9; template <> constexpr ll inf<ll> = 1e18; void dfs(int v, vector<vector<int>> const& g, vector<bool>& used, vector<int>& path) { if(!used[v]) { path.push_back(v + 1); } used[v] = true; for(auto to : g[v]) { if(used[to]) { continue; } dfs(to, g, used, path); break; } } int main() { int N, M; cin >> N >> M; vector<vector<int>> g(N); for(int i = 0; i < M; ++i) { int a, b; cin >> a >> b; g[a - 1].push_back(b - 1); g[b - 1].push_back(a - 1); } vector<int> path; vector<bool> used(N); dfs(0, g, used, path); reverse(path.begin(), path.end()); dfs(0, g, used, path); cout << path.size() << endl; for(int i = 0; i < path.size(); ++i) { cout << path[i] << " \n"[i + 1 == path.size()]; } }
Submission Info
Submission Time | |
---|---|
Task | B - Hamiltonish Path |
User | Suibaka |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 1033 Byte |
Status | AC |
Exec Time | 93 ms |
Memory | 13944 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
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Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.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 |
sample_03.txt | AC | 1 ms | 256 KB |
subtask_1_01.txt | AC | 68 ms | 3968 KB |
subtask_1_02.txt | AC | 17 ms | 1024 KB |
subtask_1_03.txt | AC | 60 ms | 4096 KB |
subtask_1_04.txt | AC | 70 ms | 3584 KB |
subtask_1_05.txt | AC | 69 ms | 3584 KB |
subtask_1_06.txt | AC | 71 ms | 3712 KB |
subtask_1_07.txt | AC | 71 ms | 5888 KB |
subtask_1_08.txt | AC | 74 ms | 5760 KB |
subtask_1_09.txt | AC | 93 ms | 13944 KB |
subtask_1_10.txt | AC | 21 ms | 896 KB |
subtask_1_11.txt | AC | 26 ms | 1024 KB |
subtask_1_12.txt | AC | 1 ms | 256 KB |
subtask_1_13.txt | AC | 1 ms | 256 KB |