Prisoner's Dilemma Tournament

CS51 Problem Set 1

Latest Tournament Results

Status: Completed

Completed: May 22, 2026 at 09:00 PM EDT

Participants: 39

Leaderboard

Rank Pseudonym Average Score
#1 BEEFCAT-38 2.1176
#2 CountCowy-8 2.0301
#3 :-)-26 1.9021
#4 fair_and_square-23 1.8975
#5 Zhangpu Trading-4 1.8884
#6 Yiming Li-13 1.8854
#7 ultimate_winnerml-11 1.8625
#8 ReputationTFT-17 1.8624
#9 benitobowl-14 1.8473
#10 lebron_the_goat-30 1.8220
#11 ThreeStrikesAndOut-1 1.8139
#12 bob-3 1.7955
#13 #1 strategy in the world-36 1.7842
#14 TwoStrikes-34 1.7676
#15 forgiven but not forgetful-10 1.7602
#16 6741_strat-16 1.7558
#17 mrbaggins-9 1.7167
#18 cinnamonToastCrunch-29 1.7045
#19 lebron_pookie23-25 1.6910
#20 number1-21 1.6024
#21 icecreamfan-20 1.5399
#22 Machado-12 1.5364
#23 dont_be_sneaky-19 1.5333
#24 11:58pm craziness-27 1.5169
#25 select19807-31 1.5146
#26 annonymous_platypus-28 1.4490
#27 bongo bongo-5 1.3307
#28 interesting_strategy-33 1.2477
#29 Pavlov-35 1.1765
#30 TheDucker-6 1.1764
#31 Eulers_rule-22 1.0698
#32 kola-0 1.0057
#33 we_only_defect_buddy-32 1.0019
#34 Kinda-Nice Guy-15 1.0017
#35 Defector-37 0.9990
#36 hehe-24 0.9852
#37 ProCust9000-2 0.7165
#38 annoying-18 0.6363
#39 mindless-7 0.6334