NP Compete 2020

Problems

Name Solved / Tries Average tries Average tries to solve
A Moscow Dream 9/54 (17%) 2.57 2.78
B Are You Listening? 9/33 (27%) 1.94 2.00
C Nine Packs 1/4 (25%) 2.00 1.00
D I Repeat Myself I Repeat Myself I Repeat 8/16 (50%) 1.33 1.50
E Allergy Test 1/7 (14%) 1.40 2.00
F Cryptographic Keys 5/29 (17%) 2.07 3.40
G Accounting 4/24 (17%) 2.18 1.75
H Knight Jump 0/4 (0%) 2.00 --
I Pick up sticks 2/15 (13%) 2.50 1.00
J How many 0's? 1/2 (50%) 1.00 1.00