Post a bounty. The prize is already locked.
Lock the full prize up front so hunters know it is real. Pick the winners and pay them from the same pot.
Post a bountyLock the full prize up front so hunters know it is real. Pick the winners and pay them from the same pot.
Post a bountyPost a bounty, then switch roles to submit as a hunter or pay winners as the poster.
The prize is never promised. It is already there.
The poster locks the full prize before anyone starts.
Hunters send in their solutions.
The poster picks the winners and pays them from the locked prize.