Clue supply
A
278
B
195
Id
C18
Job
join
Reason
An estimate can check scale, not exact gap.
Complete source
A made-up puzzle needs 500 clue slips; 278+195 are available.
Status
Original fictional ordinary practice; teach source/help before any own application.
Title
Clue supply
After own work: adult practice possibility
473 available; 27 more needed.