Each person's role is to start offering guidelines and then began to work together as a step along the way, and when the work is finished, it comes out of the bug and help propose guidelines to solve the next fellow.
The role of each is From the functional approach Then worked as a step along the way. And at work, and then they find a bug in the specimen. Then let the solution to go next.
The role of each people begin offering works. And began to work together as a step along the way. And when the work came to the defects of the workpiece. And proposes to solve?