diff options
Diffstat (limited to 'content/graph/euler.cpp')
| -rw-r--r-- | content/graph/euler.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/content/graph/euler.cpp b/content/graph/euler.cpp index 0b39f53..e81cebe 100644 --- a/content/graph/euler.cpp +++ b/content/graph/euler.cpp @@ -1,4 +1,4 @@ -vector<vector<pair<int, int>>> adj; +vector<vector<pair<int, int>>> adj; // gets destroyed! vector<int> cycle; void addEdge(int u, int v) { @@ -10,7 +10,7 @@ void euler(int v) { while (!adj[v].empty()) { auto [u, rev] = adj[v].back(); adj[v].pop_back(); - if (u == -1) continue; // remove for directed + if (u < 0) continue; // remove for directed adj[u][rev].first = -1; // remove for directed euler(u); } |