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authorGloria Mundi <gloria@gloria-mundi.eu>2024-11-16 01:24:14 +0100
committerGloria Mundi <gloria@gloria-mundi.eu>2024-11-16 01:24:14 +0100
commit98567ec798aa8ca2cfbcb85c774dd470f30e30d4 (patch)
tree5113d5cc24d1ad5f93810b6442ce584a36950dc8 /datastructures/unionFind2.cpp
parentad3856a6b766087df0036de0b556f4700a6498c9 (diff)
parent8d11c6c8213f46f0fa19826917c255edd5d43cb1 (diff)
mzuenni tests
Diffstat (limited to 'datastructures/unionFind2.cpp')
-rw-r--r--datastructures/unionFind2.cpp26
1 files changed, 0 insertions, 26 deletions
diff --git a/datastructures/unionFind2.cpp b/datastructures/unionFind2.cpp
deleted file mode 100644
index d1b9162..0000000
--- a/datastructures/unionFind2.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-// unions[i] >= 0 => unions[i] = parent
-// unions[i] < 0 => unions[i] = -size
-vector<int> unions;
-
-init(int n) {
- unions.assign(n, -1);
-}
-
-int findSet(int i) {
- if (unions[i] < 0) return i;
- return unions[i] = findSet(unions[i]);
-}
-
-void linkSets(int a, int b) { // Union by size.
- if (unions[b] > unions[a]) swap(a, b);
- unions[b] += unions[a];
- unions[a] = b;
-}
-
-void unionSets(int a, int b) {
- if (findSet(a) != findSet(b)) linkSets(findSet(a),findSet(b));
-}
-
-void getSize(int i) {
- return -unions[findSet(i)];
-}