alechoey/Pagerank-Mapreduce — comment on commit 08bd381112e3a605bef36a3ce68794aef7cf6606
File:  line 0
By axiao:

it's to pass on the "other" information that comes from the line in *Graph.txt (message flag,children). In PRreduce I appended it onto the end of the PR for the final output Text.