Calculus.java:39-50: The node method in this interface...

[0pdd]

The puzzle 449-96cd40b8 from #449 has to be resolved:

https://github.com/yegor256/jpeek/blob/88f57d08be9907f9c86336cf9bd623a71483a5c6/src/main/java/org/jpeek/calculus/Calculus.java#L39-L50

The puzzle was created by Vytautas Žurauskas on 05-Jun-20.

Estimate: 30 minutes, role: DEV.

If you have any technical questions, don't ask me, submit new tickets instead. The task will be "done" when the problem is fixed and the text of the puzzle is removed from the source code. Here is more about PDD and about me.

[0crat]

@paulodamaso/z please, pay attention to this issue

[0crat]

The job #481 assigned to @dgarus/z, here is why; the budget is 30 minutes, see §4; please, read §8 and §9; if the task is not clear, read this and this; there will be a monetary reward for this job

[dgarus]

@0crat refuse

[0crat]

@0crat refuse (here)

@dgarus The user @dgarus/z resigned from #481, please stop working. Reason for job resignation: Order was cancelled

[0crat]

@0crat refuse (here)

@dgarus Job refused in 17 hours - no penalty, see §6

[vzurauskas]

@0crat wait for #485

[vzurauskas]

@0crat status

[0crat]

@0crat status (here)

@vzurauskas This is what I know about this job in C7JGJ00DP, as in §32:

• The job #481 is in scope for 1mon
• The role is DEV
• The job is assigned to @vzurauskas/z for 6days
• There is a monetary reward attached
• @vzurauskas/z will get 50% of their hourly rate for this job
• The job has an impediment
• The budget is 30 minutes/points
• These users are banned and won't be assigned:
  • @0pdd/z: This user reported the ticket
  • @dgarus/z: User was resigned from the ticket
• Job footprint (restricted area)