 WeightedQuickUnionUF.java

Accompanying software for Algorithms, 4th edition by Robert Sedgewick and others, authored by Robert Sedgewick and Kevin Wayne, as credited in the implementation. GitHub hosts the author repository. The footer identifies 2011 as textbook publication; no implementation publication or revision date is established.

Online source: raw.githubusercontent.com/kevin-wayne/algs4/master/src/main/java/edu/princeton/cs/algs4/WeightedQuickUnionUF.java

Cited passages: class documentation lines 13–60: partition, representatives, operations, union by size without path compression, logarithmic operation bound and authors; union method lines 135–148: smaller root attaches below larger root.