AustrianToast/graphprogram_rust
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fixed dfs

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This commit is contained in:
René Fuhry 2023-06-05 16:31:05 +02:00 committed by GitHub
parent 8962baadf9
commit 9236125f47
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 3 deletions
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9
src/graph/matrix.rs
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@ -90,9 +90,12 @@ pub fn dfs_articulations(
let mut articulation = false; let mut articulation = false;
for neighbor in 0..adjazenz_matrix.len() { for neighbor in 0..adjazenz_matrix.len() {
if visited[neighbor] || neighbor == parent || parent == usize::MAX { if visited[neighbor] || adjazenz_matrix[vertex][neighbor] != 1{
continue; continue;
} }
if neighbor != parent {
low_time[vertex] = usize::min(low_time[vertex], discovery_time[neighbor]);
}
child_count += 1; child_count += 1;
dfs_articulations( dfs_articulations(
@ -103,8 +106,8 @@ pub fn dfs_articulations(
discovery_time, discovery_time,
low_time, low_time,
time, time,
neighbor,
vertex, vertex,
parent,
); );
low_time[vertex] = usize::min(low_time[vertex], low_time[neighbor]); low_time[vertex] = usize::min(low_time[vertex], low_time[neighbor]);
@ -114,7 +117,7 @@ pub fn dfs_articulations(
} }
} }
if parent != usize::MAX && child_count > 1 { if parent == usize::MAX && child_count > 1 {
articulation = true; articulation = true;
} }