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-rw-r--r--graph/LCA.cpp21
1 files changed, 0 insertions, 21 deletions
diff --git a/graph/LCA.cpp b/graph/LCA.cpp
deleted file mode 100644
index c79cc5c..0000000
--- a/graph/LCA.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-vector<int> visited(2*MAX_N), first(MAX_N, 2*MAX_N), depth(2*MAX_N);
-vector<vector<int>> graph(MAX_N);
-
-// Funktioniert nur mit von der Wurzel weggerichteten Kanten.
-// Falls ungerichtete Kanten, visited-check einführen.
-void initLCA(int gi, int d, int &c) { // Laufzeit: O(n)
- visited[c] = gi, depth[c] = d, first[gi] = min(c, first[gi]), c++;
- for(int gn : graph[gi]) {
- initLCA(gn, d+1, c);
- visited[c] = gi, depth[c] = d, c++;
-}}
-
-int getLCA(int a, int b) { // Laufzeit: O(1)
- return visited[queryRMQ(
- min(first[a], first[b]), max(first[a], first[b]))];
-}
-
-// Benutzung:
-int c = 0;
-initLCA(0, 0, c);
-initRMQ(); // Ersetze das data im RMQ-Code von oben durch depth.