Prisoner's Dilemma Tournament

CS51 Problem Set 1

Latest Tournament Results

Status: Completed

Completed: July 21, 2026 at 09:00 PM EDT

Participants: 39

Leaderboard

Rank Pseudonym Average Score
#1 BEEFCAT-8 2.1540
#2 CountCowy-26 2.0546
#3 fair_and_square-6 1.9307
#4 lebron_the_goat-15 1.8789
#5 :-)-31 1.8778
#6 benitobowl-30 1.8771
#7 Yiming Li-16 1.8757
#8 Zhangpu Trading-9 1.8747
#9 ReputationTFT-1 1.8544
#10 ultimate_winnerml-14 1.8482
#11 ThreeStrikesAndOut-36 1.8236
#12 bob-21 1.7945
#13 #1 strategy in the world-11 1.7900
#14 forgiven but not forgetful-32 1.7407
#15 TwoStrikes-3 1.7374
#16 6741_strat-2 1.7200
#17 cinnamonToastCrunch-28 1.7194
#18 mrbaggins-27 1.7006
#19 lebron_pookie23-35 1.6982
#20 Machado-33 1.5852
#21 icecreamfan-19 1.5556
#22 select19807-10 1.5498
#23 11:58pm craziness-13 1.5492
#24 number1-18 1.5386
#25 dont_be_sneaky-12 1.5071
#26 annonymous_platypus-20 1.4247
#27 bongo bongo-22 1.3130
#28 interesting_strategy-34 1.2385
#29 Pavlov-23 1.1553
#30 TheDucker-17 1.1468
#31 Eulers_rule-4 1.0680
#32 Kinda-Nice Guy-0 1.0057
#33 we_only_defect_buddy-38 0.9924
#34 hehe-24 0.9920
#35 Defector-37 0.9857
#36 kola-7 0.9692
#37 ProCust9000-29 0.6903
#38 annoying-5 0.6583
#39 mindless-25 0.6331