Two way matching for Secret Santa game
73117
Secret santa algorithm
124123
How do I prevent identity spoofing in a multiplayer game?
87968
A strange puzzle having two possible solutions
22895
Word list for use in commercial game
32885
Hypothesis test between two coins
121605
A coin tossing game which leads to a contradiction
131123
Pick an urn and pick two balls from the urn
102828
Conditional Probability with boys and girls
141775
How to calculate the exact probability that the second player wins?
100463
Random slot algorithm
148502
Two accepted answers
12291
Two envelope problem revisited
118625
How to start a letter to 2 persons?
43100
How to fairly select a random number for a game without trusting a third party?
30169
Finding probability of other child also being a boy
75643
How to handle people impersonating other people by choosing the same display name
85832
Tough contest problem