+-

Flow

Anything that represents flow, whether that be the flow of water through a pipe, ideology through a society etcetera. “

Transclude of block maximum-flow---systematic-approach

Changes in pipes

One theory that mgiht help is finding the flow that cannot pass through the network, do this by finding whatever the value of the flow running through each pipe is at the end. Find the flow that is wasted, and find a way for it to get across.